29480720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:492

約数の個数: 80

約数和(自身を含む): 74124720

約数和(自身を除く): 44644000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 265, 272, 340, 409, 424, 530, 680, 818, 848, 901, 1060, 1360, 1636, 1802, 2045, 2120, 3272, 3604, 4090, 4240, 4505, 6544, 6953, 7208, 8180, 9010, 13906, 14416, 16360, 18020, 21677, 27812, 32720, 34765, 36040, 43354, 55624, 69530, 72080, 86708, 108385, 111248, 139060, 173416, 216770, 278120, 346832, 368509, 433540, 556240, 737018, 867080, 1474036, 1734160, 1842545, 2948072, 3685090, 5896144, 7370180, 14740360, 29480720]

約数ペア:

[(1, 29480720), (2, 14740360), (4, 7370180), (5, 5896144), (8, 3685090), (10, 2948072), (16, 1842545), (17, 1734160), (20, 1474036), (34, 867080), (40, 737018), (53, 556240), (68, 433540), (80, 368509), (85, 346832), (106, 278120), (136, 216770), (170, 173416), (212, 139060), (265, 111248), (272, 108385), (340, 86708), (409, 72080), (424, 69530), (530, 55624), (680, 43354), (818, 36040), (848, 34765), (901, 32720), (1060, 27812), (1360, 21677), (1636, 18020), (1802, 16360), (2045, 14416), (2120, 13906), (3272, 9010), (3604, 8180), (4090, 7208), (4240, 6953), (4505, 6544)]