327980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:86

約数の個数: 36

約数和(自身を含む): 743232

約数和(自身を除く): 415252

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 529, 620, 713, 1058, 1426, 2116, 2645, 2852, 3565, 5290, 7130, 10580, 14260, 16399, 32798, 65596, 81995, 163990, 327980]

約数ペア:

[(1, 327980), (2, 163990), (4, 81995), (5, 65596), (10, 32798), (20, 16399), (23, 14260), (31, 10580), (46, 7130), (62, 5290), (92, 3565), (115, 2852), (124, 2645), (155, 2116), (230, 1426), (310, 1058), (460, 713), (529, 620)]