1406080

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^3$

素因数の和:58

約数の個数: 64

約数和(自身を含む): 3641400

約数和(自身を除く): 2235320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 169, 208, 260, 320, 338, 416, 520, 640, 676, 832, 845, 1040, 1352, 1664, 1690, 2080, 2197, 2704, 3380, 4160, 4394, 5408, 6760, 8320, 8788, 10816, 10985, 13520, 17576, 21632, 21970, 27040, 35152, 43940, 54080, 70304, 87880, 108160, 140608, 175760, 281216, 351520, 703040, 1406080]

約数ペア:

[(1, 1406080), (2, 703040), (4, 351520), (5, 281216), (8, 175760), (10, 140608), (13, 108160), (16, 87880), (20, 70304), (26, 54080), (32, 43940), (40, 35152), (52, 27040), (64, 21970), (65, 21632), (80, 17576), (104, 13520), (128, 10985), (130, 10816), (160, 8788), (169, 8320), (208, 6760), (260, 5408), (320, 4394), (338, 4160), (416, 3380), (520, 2704), (640, 2197), (676, 2080), (832, 1690), (845, 1664), (1040, 1352)]