4851080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 12398400

約数和(自身を除く): 7547320

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 76, 95, 104, 130, 152, 190, 247, 260, 380, 491, 494, 520, 760, 982, 988, 1235, 1964, 1976, 2455, 2470, 3928, 4910, 4940, 6383, 9329, 9820, 9880, 12766, 18658, 19640, 25532, 31915, 37316, 46645, 51064, 63830, 74632, 93290, 121277, 127660, 186580, 242554, 255320, 373160, 485108, 606385, 970216, 1212770, 2425540, 4851080]

約数ペア:

[(1, 4851080), (2, 2425540), (4, 1212770), (5, 970216), (8, 606385), (10, 485108), (13, 373160), (19, 255320), (20, 242554), (26, 186580), (38, 127660), (40, 121277), (52, 93290), (65, 74632), (76, 63830), (95, 51064), (104, 46645), (130, 37316), (152, 31915), (190, 25532), (247, 19640), (260, 18658), (380, 12766), (491, 9880), (494, 9820), (520, 9329), (760, 6383), (982, 4940), (988, 4910), (1235, 3928), (1964, 2470), (1976, 2455)]