4720040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 11869200

約数和(自身を除く): 7149160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 313, 377, 520, 580, 626, 754, 1160, 1252, 1508, 1565, 1885, 2504, 3016, 3130, 3770, 4069, 6260, 7540, 8138, 9077, 12520, 15080, 16276, 18154, 20345, 32552, 36308, 40690, 45385, 72616, 81380, 90770, 118001, 162760, 181540, 236002, 363080, 472004, 590005, 944008, 1180010, 2360020, 4720040]

約数ペア:

[(1, 4720040), (2, 2360020), (4, 1180010), (5, 944008), (8, 590005), (10, 472004), (13, 363080), (20, 236002), (26, 181540), (29, 162760), (40, 118001), (52, 90770), (58, 81380), (65, 72616), (104, 45385), (116, 40690), (130, 36308), (145, 32552), (232, 20345), (260, 18154), (290, 16276), (313, 15080), (377, 12520), (520, 9077), (580, 8138), (626, 7540), (754, 6260), (1160, 4069), (1252, 3770), (1508, 3130), (1565, 3016), (1885, 2504)]