928042960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{919}}^1\times {\mathrm{971}}^1$

素因数の和:1916

約数の個数: 80

約数和(自身を含む): 2328600960

約数和(自身を除く): 1400558000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 919, 971, 1040, 1838, 1942, 3676, 3884, 4595, 4855, 7352, 7768, 9190, 9710, 11947, 12623, 14704, 15536, 18380, 19420, 23894, 25246, 36760, 38840, 47788, 50492, 59735, 63115, 73520, 77680, 95576, 100984, 119470, 126230, 191152, 201968, 238940, 252460, 477880, 504920, 892349, 955760, 1009840, 1784698, 3569396, 4461745, 7138792, 8923490, 11600537, 14277584, 17846980, 23201074, 35693960, 46402148, 58002685, 71387920, 92804296, 116005370, 185608592, 232010740, 464021480, 928042960]

約数ペア:

[(1, 928042960), (2, 464021480), (4, 232010740), (5, 185608592), (8, 116005370), (10, 92804296), (13, 71387920), (16, 58002685), (20, 46402148), (26, 35693960), (40, 23201074), (52, 17846980), (65, 14277584), (80, 11600537), (104, 8923490), (130, 7138792), (208, 4461745), (260, 3569396), (520, 1784698), (919, 1009840), (971, 955760), (1040, 892349), (1838, 504920), (1942, 477880), (3676, 252460), (3884, 238940), (4595, 201968), (4855, 191152), (7352, 126230), (7768, 119470), (9190, 100984), (9710, 95576), (11947, 77680), (12623, 73520), (14704, 63115), (15536, 59735), (18380, 50492), (19420, 47788), (23894, 38840), (25246, 36760)]