55001960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{293}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 141137640

約数和(自身を除く): 86135680

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 293, 361, 380, 494, 520, 586, 722, 760, 988, 1172, 1235, 1444, 1465, 1805, 1976, 2344, 2470, 2888, 2930, 3610, 3809, 4693, 4940, 5567, 5860, 7220, 7618, 9386, 9880, 11134, 11720, 14440, 15236, 18772, 19045, 22268, 23465, 27835, 30472, 37544, 38090, 44536, 46930, 55670, 72371, 76180, 93860, 105773, 111340, 144742, 152360, 187720, 211546, 222680, 289484, 361855, 423092, 528865, 578968, 723710, 846184, 1057730, 1375049, 1447420, 2115460, 2750098, 2894840, 4230920, 5500196, 6875245, 11000392, 13750490, 27500980, 55001960]

約数ペア:

[(1, 55001960), (2, 27500980), (4, 13750490), (5, 11000392), (8, 6875245), (10, 5500196), (13, 4230920), (19, 2894840), (20, 2750098), (26, 2115460), (38, 1447420), (40, 1375049), (52, 1057730), (65, 846184), (76, 723710), (95, 578968), (104, 528865), (130, 423092), (152, 361855), (190, 289484), (247, 222680), (260, 211546), (293, 187720), (361, 152360), (380, 144742), (494, 111340), (520, 105773), (586, 93860), (722, 76180), (760, 72371), (988, 55670), (1172, 46930), (1235, 44536), (1444, 38090), (1465, 37544), (1805, 30472), (1976, 27835), (2344, 23465), (2470, 22268), (2888, 19045), (2930, 18772), (3610, 15236), (3809, 14440), (4693, 11720), (4940, 11134), (5567, 9880), (5860, 9386), (7220, 7618)]