15623380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:376

約数の個数: 48

約数和(自身を含む): 34320384

約数和(自身を除く): 18697004

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 223, 226, 310, 446, 452, 565, 620, 892, 1115, 1130, 2230, 2260, 3503, 4460, 6913, 7006, 13826, 14012, 17515, 25199, 27652, 34565, 35030, 50398, 69130, 70060, 100796, 125995, 138260, 251990, 503980, 781169, 1562338, 3124676, 3905845, 7811690, 15623380]

約数ペア:

[(1, 15623380), (2, 7811690), (4, 3905845), (5, 3124676), (10, 1562338), (20, 781169), (31, 503980), (62, 251990), (113, 138260), (124, 125995), (155, 100796), (223, 70060), (226, 69130), (310, 50398), (446, 35030), (452, 34565), (565, 27652), (620, 25199), (892, 17515), (1115, 14012), (1130, 13826), (2230, 7006), (2260, 6913), (3503, 4460)]