13567940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 29862000

約数和(自身を除く): 16294060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 149, 157, 290, 298, 314, 580, 596, 628, 745, 785, 1490, 1570, 2980, 3140, 4321, 4553, 8642, 9106, 17284, 18212, 21605, 22765, 23393, 43210, 45530, 46786, 86420, 91060, 93572, 116965, 233930, 467860, 678397, 1356794, 2713588, 3391985, 6783970, 13567940]

約数ペア:

[(1, 13567940), (2, 6783970), (4, 3391985), (5, 2713588), (10, 1356794), (20, 678397), (29, 467860), (58, 233930), (116, 116965), (145, 93572), (149, 91060), (157, 86420), (290, 46786), (298, 45530), (314, 43210), (580, 23393), (596, 22765), (628, 21605), (745, 18212), (785, 17284), (1490, 9106), (1570, 8642), (2980, 4553), (3140, 4321)]