847025680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{622813}}^1$

素因数の和:622843

約数の個数: 40

約数和(自身を含む): 2085181272

約数和(自身を除く): 1238155592

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 622813, 1245626, 2491252, 3114065, 4982504, 6228130, 9965008, 10587821, 12456260, 21175642, 24912520, 42351284, 49825040, 52939105, 84702568, 105878210, 169405136, 211756420, 423512840, 847025680]

約数ペア:

[(1, 847025680), (2, 423512840), (4, 211756420), (5, 169405136), (8, 105878210), (10, 84702568), (16, 52939105), (17, 49825040), (20, 42351284), (34, 24912520), (40, 21175642), (68, 12456260), (80, 10587821), (85, 9965008), (136, 6228130), (170, 4982504), (272, 3114065), (340, 2491252), (680, 1245626), (1360, 622813)]