26690180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{269}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 63345240

約数和(自身を除く): 36655060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 205, 220, 242, 269, 410, 451, 484, 538, 605, 820, 902, 1076, 1210, 1345, 1804, 2255, 2420, 2690, 2959, 4510, 4961, 5380, 5918, 9020, 9922, 11029, 11836, 14795, 19844, 22058, 24805, 29590, 32549, 44116, 49610, 55145, 59180, 65098, 99220, 110290, 121319, 130196, 162745, 220580, 242638, 325490, 485276, 606595, 650980, 1213190, 1334509, 2426380, 2669018, 5338036, 6672545, 13345090, 26690180]

約数ペア:

[(1, 26690180), (2, 13345090), (4, 6672545), (5, 5338036), (10, 2669018), (11, 2426380), (20, 1334509), (22, 1213190), (41, 650980), (44, 606595), (55, 485276), (82, 325490), (110, 242638), (121, 220580), (164, 162745), (205, 130196), (220, 121319), (242, 110290), (269, 99220), (410, 65098), (451, 59180), (484, 55145), (538, 49610), (605, 44116), (820, 32549), (902, 29590), (1076, 24805), (1210, 22058), (1345, 19844), (1804, 14795), (2255, 11836), (2420, 11029), (2690, 9922), (2959, 9020), (4510, 5918), (4961, 5380)]