2107810

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 4000752

約数和(自身を除く): 1892942

約数列:

[1, 2, 5, 10, 41, 53, 82, 97, 106, 194, 205, 265, 410, 485, 530, 970, 2173, 3977, 4346, 5141, 7954, 10282, 10865, 19885, 21730, 25705, 39770, 51410, 210781, 421562, 1053905, 2107810]

約数ペア:

[(1, 2107810), (2, 1053905), (5, 421562), (10, 210781), (41, 51410), (53, 39770), (82, 25705), (97, 21730), (106, 19885), (194, 10865), (205, 10282), (265, 7954), (410, 5141), (485, 4346), (530, 3977), (970, 2173)]