979771120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{395069}}^1$

素因数の和:395113

約数の個数: 40

約数和(自身を含む): 2351456640

約数和(自身を除く): 1371685520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 395069, 790138, 1580276, 1975345, 3160552, 3950690, 6321104, 7901380, 12247139, 15802760, 24494278, 31605520, 48988556, 61235695, 97977112, 122471390, 195954224, 244942780, 489885560, 979771120]

約数ペア:

[(1, 979771120), (2, 489885560), (4, 244942780), (5, 195954224), (8, 122471390), (10, 97977112), (16, 61235695), (20, 48988556), (31, 31605520), (40, 24494278), (62, 15802760), (80, 12247139), (124, 7901380), (155, 6321104), (248, 3950690), (310, 3160552), (496, 1975345), (620, 1580276), (1240, 790138), (2480, 395069)]