1999858440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{200789}}^1$

素因数の和:200886

約数の個数: 64

約数和(自身を含む): 6071889600

約数和(自身を除く): 4072031160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 83, 120, 166, 249, 332, 415, 498, 664, 830, 996, 1245, 1660, 1992, 2490, 3320, 4980, 9960, 200789, 401578, 602367, 803156, 1003945, 1204734, 1606312, 2007890, 2409468, 3011835, 4015780, 4818936, 6023670, 8031560, 12047340, 16665487, 24094680, 33330974, 49996461, 66661948, 83327435, 99992922, 133323896, 166654870, 199985844, 249982305, 333309740, 399971688, 499964610, 666619480, 999929220, 1999858440]

約数ペア:

[(1, 1999858440), (2, 999929220), (3, 666619480), (4, 499964610), (5, 399971688), (6, 333309740), (8, 249982305), (10, 199985844), (12, 166654870), (15, 133323896), (20, 99992922), (24, 83327435), (30, 66661948), (40, 49996461), (60, 33330974), (83, 24094680), (120, 16665487), (166, 12047340), (249, 8031560), (332, 6023670), (415, 4818936), (498, 4015780), (664, 3011835), (830, 2409468), (996, 2007890), (1245, 1606312), (1660, 1204734), (1992, 1003945), (2490, 803156), (3320, 602367), (4980, 401578), (9960, 200789)]