48718780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3119}}^1$

素因数の和:3210

約数の個数: 48

約数和(自身を含む): 113218560

約数和(自身を除く): 64499780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3119, 3124, 3905, 6238, 7810, 12476, 15595, 15620, 31190, 34309, 62380, 68618, 137236, 171545, 221449, 343090, 442898, 686180, 885796, 1107245, 2214490, 2435939, 4428980, 4871878, 9743756, 12179695, 24359390, 48718780]

約数ペア:

[(1, 48718780), (2, 24359390), (4, 12179695), (5, 9743756), (10, 4871878), (11, 4428980), (20, 2435939), (22, 2214490), (44, 1107245), (55, 885796), (71, 686180), (110, 442898), (142, 343090), (220, 221449), (284, 171545), (355, 137236), (710, 68618), (781, 62380), (1420, 34309), (1562, 31190), (3119, 15620), (3124, 15595), (3905, 12476), (6238, 7810)]