12452540

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 27185760

約数和(自身を除く): 14733220

約数列:

[1, 2, 4, 5, 10, 20, 59, 61, 118, 122, 173, 236, 244, 295, 305, 346, 590, 610, 692, 865, 1180, 1220, 1730, 3460, 3599, 7198, 10207, 10553, 14396, 17995, 20414, 21106, 35990, 40828, 42212, 51035, 52765, 71980, 102070, 105530, 204140, 211060, 622627, 1245254, 2490508, 3113135, 6226270, 12452540]

約数ペア:

[(1, 12452540), (2, 6226270), (4, 3113135), (5, 2490508), (10, 1245254), (20, 622627), (59, 211060), (61, 204140), (118, 105530), (122, 102070), (173, 71980), (236, 52765), (244, 51035), (295, 42212), (305, 40828), (346, 35990), (590, 21106), (610, 20414), (692, 17995), (865, 14396), (1180, 10553), (1220, 10207), (1730, 7198), (3460, 3599)]