2099679920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{3499}}^1$

素因数の和:4102

約数の個数: 80

約数和(自身を含む): 5267892000

約数和(自身を除く): 3168212080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 577, 1040, 1154, 2308, 2885, 3499, 4616, 5770, 6998, 7501, 9232, 11540, 13996, 15002, 17495, 23080, 27992, 30004, 34990, 37505, 45487, 46160, 55984, 60008, 69980, 75010, 90974, 120016, 139960, 150020, 181948, 227435, 279920, 300040, 363896, 454870, 600080, 727792, 909740, 1819480, 2018923, 3638960, 4037846, 8075692, 10094615, 16151384, 20189230, 26245999, 32302768, 40378460, 52491998, 80756920, 104983996, 131229995, 161513840, 209967992, 262459990, 419935984, 524919980, 1049839960, 2099679920]

約数ペア:

[(1, 2099679920), (2, 1049839960), (4, 524919980), (5, 419935984), (8, 262459990), (10, 209967992), (13, 161513840), (16, 131229995), (20, 104983996), (26, 80756920), (40, 52491998), (52, 40378460), (65, 32302768), (80, 26245999), (104, 20189230), (130, 16151384), (208, 10094615), (260, 8075692), (520, 4037846), (577, 3638960), (1040, 2018923), (1154, 1819480), (2308, 909740), (2885, 727792), (3499, 600080), (4616, 454870), (5770, 363896), (6998, 300040), (7501, 279920), (9232, 227435), (11540, 181948), (13996, 150020), (15002, 139960), (17495, 120016), (23080, 90974), (27992, 75010), (30004, 69980), (34990, 60008), (37505, 55984), (45487, 46160)]