1313990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1$

素因数の和:256

約数の個数: 32

約数和(自身を含む): 2566080

約数和(自身を除く): 1252090

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 197, 230, 290, 394, 667, 985, 1334, 1970, 3335, 4531, 5713, 6670, 9062, 11426, 22655, 28565, 45310, 57130, 131399, 262798, 656995, 1313990]

約数ペア:

[(1, 1313990), (2, 656995), (5, 262798), (10, 131399), (23, 57130), (29, 45310), (46, 28565), (58, 22655), (115, 11426), (145, 9062), (197, 6670), (230, 5713), (290, 4531), (394, 3335), (667, 1970), (985, 1334)]