18292040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1266

約数の個数: 64

約数和(自身を含む): 45889200

約数和(自身を除く): 27597160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 29, 40, 52, 58, 65, 104, 116, 130, 145, 232, 260, 290, 377, 520, 580, 754, 1160, 1213, 1508, 1885, 2426, 3016, 3770, 4852, 6065, 7540, 9704, 12130, 15080, 15769, 24260, 31538, 35177, 48520, 63076, 70354, 78845, 126152, 140708, 157690, 175885, 281416, 315380, 351770, 457301, 630760, 703540, 914602, 1407080, 1829204, 2286505, 3658408, 4573010, 9146020, 18292040]

約数ペア:

[(1, 18292040), (2, 9146020), (4, 4573010), (5, 3658408), (8, 2286505), (10, 1829204), (13, 1407080), (20, 914602), (26, 703540), (29, 630760), (40, 457301), (52, 351770), (58, 315380), (65, 281416), (104, 175885), (116, 157690), (130, 140708), (145, 126152), (232, 78845), (260, 70354), (290, 63076), (377, 48520), (520, 35177), (580, 31538), (754, 24260), (1160, 15769), (1213, 15080), (1508, 12130), (1885, 9704), (2426, 7540), (3016, 6065), (3770, 4852)]