846804920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{347}}^1$

素因数の和:422

約数の個数: 144

約数和(自身を含む): 2183724360

約数和(自身を除く): 1336919440

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 169, 190, 247, 260, 338, 347, 361, 380, 494, 520, 676, 694, 722, 760, 845, 988, 1235, 1352, 1388, 1444, 1690, 1735, 1805, 1976, 2470, 2776, 2888, 3211, 3380, 3470, 3610, 4511, 4693, 4940, 6422, 6593, 6760, 6940, 7220, 9022, 9386, 9880, 12844, 13186, 13880, 14440, 16055, 18044, 18772, 22555, 23465, 25688, 26372, 32110, 32965, 36088, 37544, 45110, 46930, 52744, 58643, 61009, 64220, 65930, 85709, 90220, 93860, 117286, 122018, 125267, 128440, 131860, 171418, 180440, 187720, 234572, 244036, 250534, 263720, 293215, 305045, 342836, 428545, 469144, 488072, 501068, 586430, 610090, 626335, 685672, 857090, 1002136, 1114217, 1172860, 1220180, 1252670, 1628471, 1714180, 2228434, 2345720, 2440360, 2505340, 3256942, 3428360, 4456868, 5010680, 5571085, 6513884, 8142355, 8913736, 11142170, 13027768, 16284710, 21170123, 22284340, 32569420, 42340246, 44568680, 65138840, 84680492, 105850615, 169360984, 211701230, 423402460, 846804920]

約数ペア:

[(1, 846804920), (2, 423402460), (4, 211701230), (5, 169360984), (8, 105850615), (10, 84680492), (13, 65138840), (19, 44568680), (20, 42340246), (26, 32569420), (38, 22284340), (40, 21170123), (52, 16284710), (65, 13027768), (76, 11142170), (95, 8913736), (104, 8142355), (130, 6513884), (152, 5571085), (169, 5010680), (190, 4456868), (247, 3428360), (260, 3256942), (338, 2505340), (347, 2440360), (361, 2345720), (380, 2228434), (494, 1714180), (520, 1628471), (676, 1252670), (694, 1220180), (722, 1172860), (760, 1114217), (845, 1002136), (988, 857090), (1235, 685672), (1352, 626335), (1388, 610090), (1444, 586430), (1690, 501068), (1735, 488072), (1805, 469144), (1976, 428545), (2470, 342836), (2776, 305045), (2888, 293215), (3211, 263720), (3380, 250534), (3470, 244036), (3610, 234572), (4511, 187720), (4693, 180440), (4940, 171418), (6422, 131860), (6593, 128440), (6760, 125267), (6940, 122018), (7220, 117286), (9022, 93860), (9386, 90220), (9880, 85709), (12844, 65930), (13186, 64220), (13880, 61009), (14440, 58643), (16055, 52744), (18044, 46930), (18772, 45110), (22555, 37544), (23465, 36088), (25688, 32965), (26372, 32110)]