40708720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3011}}^1$

素因数の和:3050

約数の個数: 60

約数和(自身を含む): 102522456

約数和(自身を除く): 61813736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3011, 3380, 6022, 6760, 12044, 13520, 15055, 24088, 30110, 39143, 48176, 60220, 78286, 120440, 156572, 195715, 240880, 313144, 391430, 508859, 626288, 782860, 1017718, 1565720, 2035436, 2544295, 3131440, 4070872, 5088590, 8141744, 10177180, 20354360, 40708720]

約数ペア:

[(1, 40708720), (2, 20354360), (4, 10177180), (5, 8141744), (8, 5088590), (10, 4070872), (13, 3131440), (16, 2544295), (20, 2035436), (26, 1565720), (40, 1017718), (52, 782860), (65, 626288), (80, 508859), (104, 391430), (130, 313144), (169, 240880), (208, 195715), (260, 156572), (338, 120440), (520, 78286), (676, 60220), (845, 48176), (1040, 39143), (1352, 30110), (1690, 24088), (2704, 15055), (3011, 13520), (3380, 12044), (6022, 6760)]