856830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^4$

素因数の和:62

約数の個数: 40

約数和(自身を含む): 2227752

約数和(自身を除く): 1370922

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, 2197, 2535, 4394, 5070, 6591, 10985, 13182, 21970, 28561, 32955, 57122, 65910, 85683, 142805, 171366, 285610, 428415, 856830]

約数ペア:

[(1, 856830), (2, 428415), (3, 285610), (5, 171366), (6, 142805), (10, 85683), (13, 65910), (15, 57122), (26, 32955), (30, 28561), (39, 21970), (65, 13182), (78, 10985), (130, 6591), (169, 5070), (195, 4394), (338, 2535), (390, 2197), (507, 1690), (845, 1014)]