1235640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1471}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 4239360

約数和(自身を除く): 3003720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 1471, 2942, 4413, 5884, 7355, 8826, 10297, 11768, 14710, 17652, 20594, 22065, 29420, 30891, 35304, 41188, 44130, 51485, 58840, 61782, 82376, 88260, 102970, 123564, 154455, 176520, 205940, 247128, 308910, 411880, 617820, 1235640]

約数ペア:

[(1, 1235640), (2, 617820), (3, 411880), (4, 308910), (5, 247128), (6, 205940), (7, 176520), (8, 154455), (10, 123564), (12, 102970), (14, 88260), (15, 82376), (20, 61782), (21, 58840), (24, 51485), (28, 44130), (30, 41188), (35, 35304), (40, 30891), (42, 29420), (56, 22065), (60, 20594), (70, 17652), (84, 14710), (105, 11768), (120, 10297), (140, 8826), (168, 7355), (210, 5884), (280, 4413), (420, 2942), (840, 1471)]