28741830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5669}}^1$

素因数の和:5705

約数の個数: 48

約数和(自身を含む): 74707920

約数和(自身を除く): 45966090

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 169, 195, 338, 390, 507, 845, 1014, 1690, 2535, 5070, 5669, 11338, 17007, 28345, 34014, 56690, 73697, 85035, 147394, 170070, 221091, 368485, 442182, 736970, 958061, 1105455, 1916122, 2210910, 2874183, 4790305, 5748366, 9580610, 14370915, 28741830]

約数ペア:

[(1, 28741830), (2, 14370915), (3, 9580610), (5, 5748366), (6, 4790305), (10, 2874183), (13, 2210910), (15, 1916122), (26, 1105455), (30, 958061), (39, 736970), (65, 442182), (78, 368485), (130, 221091), (169, 170070), (195, 147394), (338, 85035), (390, 73697), (507, 56690), (845, 34014), (1014, 28345), (1690, 17007), (2535, 11338), (5070, 5669)]