41156780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1973}}^1$

素因数の和:2138

約数の個数: 48

約数和(自身を含む): 99489600

約数和(自身を除く): 58332820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 1973, 2086, 2980, 3946, 4172, 5215, 7892, 9865, 10430, 13811, 19730, 20860, 27622, 39460, 55244, 69055, 138110, 276220, 293977, 587954, 1175908, 1469885, 2057839, 2939770, 4115678, 5879540, 8231356, 10289195, 20578390, 41156780]

約数ペア:

[(1, 41156780), (2, 20578390), (4, 10289195), (5, 8231356), (7, 5879540), (10, 4115678), (14, 2939770), (20, 2057839), (28, 1469885), (35, 1175908), (70, 587954), (140, 293977), (149, 276220), (298, 138110), (596, 69055), (745, 55244), (1043, 39460), (1490, 27622), (1973, 20860), (2086, 19730), (2980, 13811), (3946, 10430), (4172, 9865), (5215, 7892)]