16323980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{233}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 35852544

約数和(自身を除く): 19528564

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 113, 124, 155, 226, 233, 310, 452, 466, 565, 620, 932, 1130, 1165, 2260, 2330, 3503, 4660, 7006, 7223, 14012, 14446, 17515, 26329, 28892, 35030, 36115, 52658, 70060, 72230, 105316, 131645, 144460, 263290, 526580, 816199, 1632398, 3264796, 4080995, 8161990, 16323980]

約数ペア:

[(1, 16323980), (2, 8161990), (4, 4080995), (5, 3264796), (10, 1632398), (20, 816199), (31, 526580), (62, 263290), (113, 144460), (124, 131645), (155, 105316), (226, 72230), (233, 70060), (310, 52658), (452, 36115), (466, 35030), (565, 28892), (620, 26329), (932, 17515), (1130, 14446), (1165, 14012), (2260, 7223), (2330, 7006), (3503, 4660)]