38740772

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 84651840

約数和(自身を除く): 45911068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 101, 103, 133, 196, 202, 206, 266, 404, 412, 532, 707, 721, 931, 1414, 1442, 1862, 1919, 1957, 2828, 2884, 3724, 3838, 3914, 4949, 5047, 7676, 7828, 9898, 10094, 10403, 13433, 13699, 19796, 20188, 20806, 26866, 27398, 41612, 53732, 54796, 72821, 94031, 95893, 145642, 188062, 191786, 197657, 291284, 376124, 383572, 395314, 509747, 790628, 1019494, 1383599, 2038988, 2767198, 5534396, 9685193, 19370386, 38740772]

約数ペア:

[(1, 38740772), (2, 19370386), (4, 9685193), (7, 5534396), (14, 2767198), (19, 2038988), (28, 1383599), (38, 1019494), (49, 790628), (76, 509747), (98, 395314), (101, 383572), (103, 376124), (133, 291284), (196, 197657), (202, 191786), (206, 188062), (266, 145642), (404, 95893), (412, 94031), (532, 72821), (707, 54796), (721, 53732), (931, 41612), (1414, 27398), (1442, 26866), (1862, 20806), (1919, 20188), (1957, 19796), (2828, 13699), (2884, 13433), (3724, 10403), (3838, 10094), (3914, 9898), (4949, 7828), (5047, 7676)]