799847120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{322519}}^1$

素因数の和:322563

約数の個数: 40

約数和(自身を含む): 1919639040

約数和(自身を除く): 1119791920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 322519, 645038, 1290076, 1612595, 2580152, 3225190, 5160304, 6450380, 9998089, 12900760, 19996178, 25801520, 39992356, 49990445, 79984712, 99980890, 159969424, 199961780, 399923560, 799847120]

約数ペア:

[(1, 799847120), (2, 399923560), (4, 199961780), (5, 159969424), (8, 99980890), (10, 79984712), (16, 49990445), (20, 39992356), (31, 25801520), (40, 19996178), (62, 12900760), (80, 9998089), (124, 6450380), (155, 5160304), (248, 3225190), (310, 2580152), (496, 1612595), (620, 1290076), (1240, 645038), (2480, 322519)]