944384920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{9001}}^1$

素因数の和:9116

約数の個数: 64

約数和(自身を含む): 2210171040

約数和(自身を除く): 1265786120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 61, 86, 122, 172, 215, 244, 305, 344, 430, 488, 610, 860, 1220, 1720, 2440, 2623, 5246, 9001, 10492, 13115, 18002, 20984, 26230, 36004, 45005, 52460, 72008, 90010, 104920, 180020, 360040, 387043, 549061, 774086, 1098122, 1548172, 1935215, 2196244, 2745305, 3096344, 3870430, 4392488, 5490610, 7740860, 10981220, 15481720, 21962440, 23609623, 47219246, 94438492, 118048115, 188876984, 236096230, 472192460, 944384920]

約数ペア:

[(1, 944384920), (2, 472192460), (4, 236096230), (5, 188876984), (8, 118048115), (10, 94438492), (20, 47219246), (40, 23609623), (43, 21962440), (61, 15481720), (86, 10981220), (122, 7740860), (172, 5490610), (215, 4392488), (244, 3870430), (305, 3096344), (344, 2745305), (430, 2196244), (488, 1935215), (610, 1548172), (860, 1098122), (1220, 774086), (1720, 549061), (2440, 387043), (2623, 360040), (5246, 180020), (9001, 104920), (10492, 90010), (13115, 72008), (18002, 52460), (20984, 45005), (26230, 36004)]