40496720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2707}}^1$

素因数の和:2748

約数の個数: 80

約数和(自身を含む): 108796608

約数和(自身を除く): 68299888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2707, 2992, 3740, 5414, 7480, 10828, 13535, 14960, 21656, 27070, 29777, 43312, 46019, 54140, 59554, 92038, 108280, 119108, 148885, 184076, 216560, 230095, 238216, 297770, 368152, 460190, 476432, 506209, 595540, 736304, 920380, 1012418, 1191080, 1840760, 2024836, 2382160, 2531045, 3681520, 4049672, 5062090, 8099344, 10124180, 20248360, 40496720]

約数ペア:

[(1, 40496720), (2, 20248360), (4, 10124180), (5, 8099344), (8, 5062090), (10, 4049672), (11, 3681520), (16, 2531045), (17, 2382160), (20, 2024836), (22, 1840760), (34, 1191080), (40, 1012418), (44, 920380), (55, 736304), (68, 595540), (80, 506209), (85, 476432), (88, 460190), (110, 368152), (136, 297770), (170, 238216), (176, 230095), (187, 216560), (220, 184076), (272, 148885), (340, 119108), (374, 108280), (440, 92038), (680, 59554), (748, 54140), (880, 46019), (935, 43312), (1360, 29777), (1496, 27070), (1870, 21656), (2707, 14960), (2992, 13535), (3740, 10828), (5414, 7480)]