2109180530

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{421}}^1$

素因数の和:723

約数の個数: 64

約数和(自身を含む): 3978602496

約数和(自身を除く): 1869421966

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 191, 215, 305, 382, 421, 430, 610, 842, 955, 1910, 2105, 2623, 4210, 5246, 8213, 11651, 13115, 16426, 18103, 23302, 25681, 26230, 36206, 41065, 51362, 58255, 80411, 82130, 90515, 116510, 128405, 160822, 181030, 256810, 402055, 500993, 804110, 1001986, 1104283, 2208566, 2504965, 3457673, 4905071, 5009930, 5521415, 6915346, 9810142, 11042830, 17288365, 24525355, 34576730, 49050710, 210918053, 421836106, 1054590265, 2109180530]

約数ペア:

[(1, 2109180530), (2, 1054590265), (5, 421836106), (10, 210918053), (43, 49050710), (61, 34576730), (86, 24525355), (122, 17288365), (191, 11042830), (215, 9810142), (305, 6915346), (382, 5521415), (421, 5009930), (430, 4905071), (610, 3457673), (842, 2504965), (955, 2208566), (1910, 1104283), (2105, 1001986), (2623, 804110), (4210, 500993), (5246, 402055), (8213, 256810), (11651, 181030), (13115, 160822), (16426, 128405), (18103, 116510), (23302, 90515), (25681, 82130), (26230, 80411), (36206, 58255), (41065, 51362)]