120858980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{13399}}^1$

素因数の和:13460

約数の個数: 48

約数和(自身を含む): 283651200

約数和(自身を除く): 162792220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 13399, 26798, 53596, 66995, 133990, 147389, 267980, 294778, 549359, 589556, 736945, 1098718, 1473890, 2197436, 2746795, 2947780, 5493590, 6042949, 10987180, 12085898, 24171796, 30214745, 60429490, 120858980]

約数ペア:

[(1, 120858980), (2, 60429490), (4, 30214745), (5, 24171796), (10, 12085898), (11, 10987180), (20, 6042949), (22, 5493590), (41, 2947780), (44, 2746795), (55, 2197436), (82, 1473890), (110, 1098718), (164, 736945), (205, 589556), (220, 549359), (410, 294778), (451, 267980), (820, 147389), (902, 133990), (1804, 66995), (2255, 53596), (4510, 26798), (9020, 13399)]