2136560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1571}}^1$

素因数の和:1601

約数の個数: 40

約数和(自身を含む): 5263056

約数和(自身を除く): 3126496

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1571, 3142, 6284, 7855, 12568, 15710, 25136, 26707, 31420, 53414, 62840, 106828, 125680, 133535, 213656, 267070, 427312, 534140, 1068280, 2136560]

約数ペア:

[(1, 2136560), (2, 1068280), (4, 534140), (5, 427312), (8, 267070), (10, 213656), (16, 133535), (17, 125680), (20, 106828), (34, 62840), (40, 53414), (68, 31420), (80, 26707), (85, 25136), (136, 15710), (170, 12568), (272, 7855), (340, 6284), (680, 3142), (1360, 1571)]