563400040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{287449}}^1$

素因数の和:287474

約数の個数: 48

約数和(自身を含む): 1474618500

約数和(自身を除く): 911218460

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 287449, 574898, 1149796, 1437245, 2012143, 2299592, 2874490, 4024286, 5748980, 8048572, 10060715, 11497960, 14085001, 16097144, 20121430, 28170002, 40242860, 56340004, 70425005, 80485720, 112680008, 140850010, 281700020, 563400040]

約数ペア:

[(1, 563400040), (2, 281700020), (4, 140850010), (5, 112680008), (7, 80485720), (8, 70425005), (10, 56340004), (14, 40242860), (20, 28170002), (28, 20121430), (35, 16097144), (40, 14085001), (49, 11497960), (56, 10060715), (70, 8048572), (98, 5748980), (140, 4024286), (196, 2874490), (245, 2299592), (280, 2012143), (392, 1437245), (490, 1149796), (980, 574898), (1960, 287449)]