8920120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 23461200

約数和(自身を除く): 14541080

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 97, 110, 121, 152, 190, 194, 209, 220, 242, 380, 388, 418, 440, 484, 485, 605, 760, 776, 836, 968, 970, 1045, 1067, 1210, 1672, 1843, 1940, 2090, 2134, 2299, 2420, 3686, 3880, 4180, 4268, 4598, 4840, 5335, 7372, 8360, 8536, 9196, 9215, 10670, 11495, 11737, 14744, 18392, 18430, 20273, 21340, 22990, 23474, 36860, 40546, 42680, 45980, 46948, 58685, 73720, 81092, 91960, 93896, 101365, 117370, 162184, 202730, 223003, 234740, 405460, 446006, 469480, 810920, 892012, 1115015, 1784024, 2230030, 4460060, 8920120]

約数ペア:

[(1, 8920120), (2, 4460060), (4, 2230030), (5, 1784024), (8, 1115015), (10, 892012), (11, 810920), (19, 469480), (20, 446006), (22, 405460), (38, 234740), (40, 223003), (44, 202730), (55, 162184), (76, 117370), (88, 101365), (95, 93896), (97, 91960), (110, 81092), (121, 73720), (152, 58685), (190, 46948), (194, 45980), (209, 42680), (220, 40546), (242, 36860), (380, 23474), (388, 22990), (418, 21340), (440, 20273), (484, 18430), (485, 18392), (605, 14744), (760, 11737), (776, 11495), (836, 10670), (968, 9215), (970, 9196), (1045, 8536), (1067, 8360), (1210, 7372), (1672, 5335), (1843, 4840), (1940, 4598), (2090, 4268), (2134, 4180), (2299, 3880), (2420, 3686)]