19358040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12409}}^1$

素因数の和:12436

約数の個数: 64

約数和(自身を含む): 62546400

約数和(自身を除く): 43188360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 12409, 24818, 37227, 49636, 62045, 74454, 99272, 124090, 148908, 161317, 186135, 248180, 297816, 322634, 372270, 483951, 496360, 645268, 744540, 806585, 967902, 1290536, 1489080, 1613170, 1935804, 2419755, 3226340, 3871608, 4839510, 6452680, 9679020, 19358040]

約数ペア:

[(1, 19358040), (2, 9679020), (3, 6452680), (4, 4839510), (5, 3871608), (6, 3226340), (8, 2419755), (10, 1935804), (12, 1613170), (13, 1489080), (15, 1290536), (20, 967902), (24, 806585), (26, 744540), (30, 645268), (39, 496360), (40, 483951), (52, 372270), (60, 322634), (65, 297816), (78, 248180), (104, 186135), (120, 161317), (130, 148908), (156, 124090), (195, 99272), (260, 74454), (312, 62045), (390, 49636), (520, 37227), (780, 24818), (1560, 12409)]