210956920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2143}}^1$

素因数の和:2284

約数の個数: 64

約数和(自身を含む): 500152320

約数和(自身を除く): 289195400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 107, 115, 184, 214, 230, 428, 460, 535, 856, 920, 1070, 2140, 2143, 2461, 4280, 4286, 4922, 8572, 9844, 10715, 12305, 17144, 19688, 21430, 24610, 42860, 49220, 49289, 85720, 98440, 98578, 197156, 229301, 246445, 394312, 458602, 492890, 917204, 985780, 1146505, 1834408, 1971560, 2293010, 4586020, 5273923, 9172040, 10547846, 21095692, 26369615, 42191384, 52739230, 105478460, 210956920]

約数ペア:

[(1, 210956920), (2, 105478460), (4, 52739230), (5, 42191384), (8, 26369615), (10, 21095692), (20, 10547846), (23, 9172040), (40, 5273923), (46, 4586020), (92, 2293010), (107, 1971560), (115, 1834408), (184, 1146505), (214, 985780), (230, 917204), (428, 492890), (460, 458602), (535, 394312), (856, 246445), (920, 229301), (1070, 197156), (2140, 98578), (2143, 98440), (2461, 85720), (4280, 49289), (4286, 49220), (4922, 42860), (8572, 24610), (9844, 21430), (10715, 19688), (12305, 17144)]