2678588440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{46471}}^1$

素因数の和:46624

約数の個数: 64

約数和(自身を含む): 6625048320

約数和(自身を除く): 3946459880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 440, 524, 655, 1048, 1310, 1441, 2620, 2882, 5240, 5764, 7205, 11528, 14410, 28820, 46471, 57640, 92942, 185884, 232355, 371768, 464710, 511181, 929420, 1022362, 1858840, 2044724, 2555905, 4089448, 5111810, 6087701, 10223620, 12175402, 20447240, 24350804, 30438505, 48701608, 60877010, 66964711, 121754020, 133929422, 243508040, 267858844, 334823555, 535717688, 669647110, 1339294220, 2678588440]

約数ペア:

[(1, 2678588440), (2, 1339294220), (4, 669647110), (5, 535717688), (8, 334823555), (10, 267858844), (11, 243508040), (20, 133929422), (22, 121754020), (40, 66964711), (44, 60877010), (55, 48701608), (88, 30438505), (110, 24350804), (131, 20447240), (220, 12175402), (262, 10223620), (440, 6087701), (524, 5111810), (655, 4089448), (1048, 2555905), (1310, 2044724), (1441, 1858840), (2620, 1022362), (2882, 929420), (5240, 511181), (5764, 464710), (7205, 371768), (11528, 232355), (14410, 185884), (28820, 92942), (46471, 57640)]