12523420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 32979744

約数和(自身を除く): 20456324

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 983, 1274, 1820, 1966, 2548, 3185, 3932, 4915, 6370, 6881, 9830, 12740, 12779, 13762, 19660, 25558, 27524, 34405, 48167, 51116, 63895, 68810, 89453, 96334, 127790, 137620, 178906, 192668, 240835, 255580, 357812, 447265, 481670, 626171, 894530, 963340, 1252342, 1789060, 2504684, 3130855, 6261710, 12523420]

約数ペア:

[(1, 12523420), (2, 6261710), (4, 3130855), (5, 2504684), (7, 1789060), (10, 1252342), (13, 963340), (14, 894530), (20, 626171), (26, 481670), (28, 447265), (35, 357812), (49, 255580), (52, 240835), (65, 192668), (70, 178906), (91, 137620), (98, 127790), (130, 96334), (140, 89453), (182, 68810), (196, 63895), (245, 51116), (260, 48167), (364, 34405), (455, 27524), (490, 25558), (637, 19660), (910, 13762), (980, 12779), (983, 12740), (1274, 9830), (1820, 6881), (1966, 6370), (2548, 4915), (3185, 3932)]