2783121410

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{218971}}^1$

素因数の和:219050

約数の個数: 32

約数和(自身を含む): 5297370624

約数和(自身を除く): 2514249214

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 2542, 6355, 12710, 218971, 437942, 1094855, 2189710, 6788101, 8977811, 13576202, 17955622, 33940505, 44889055, 67881010, 89778110, 278312141, 556624282, 1391560705, 2783121410]

約数ペア:

[(1, 2783121410), (2, 1391560705), (5, 556624282), (10, 278312141), (31, 89778110), (41, 67881010), (62, 44889055), (82, 33940505), (155, 17955622), (205, 13576202), (310, 8977811), (410, 6788101), (1271, 2189710), (2542, 1094855), (6355, 437942), (12710, 218971)]