7415240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 19388160

約数和(自身を除く): 11972920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 373, 497, 568, 710, 746, 994, 1420, 1492, 1865, 1988, 2485, 2611, 2840, 2984, 3730, 3976, 4970, 5222, 7460, 9940, 10444, 13055, 14920, 19880, 20888, 26110, 26483, 52220, 52966, 104440, 105932, 132415, 185381, 211864, 264830, 370762, 529660, 741524, 926905, 1059320, 1483048, 1853810, 3707620, 7415240]

約数ペア:

[(1, 7415240), (2, 3707620), (4, 1853810), (5, 1483048), (7, 1059320), (8, 926905), (10, 741524), (14, 529660), (20, 370762), (28, 264830), (35, 211864), (40, 185381), (56, 132415), (70, 105932), (71, 104440), (140, 52966), (142, 52220), (280, 26483), (284, 26110), (355, 20888), (373, 19880), (497, 14920), (568, 13055), (710, 10444), (746, 9940), (994, 7460), (1420, 5222), (1492, 4970), (1865, 3976), (1988, 3730), (2485, 2984), (2611, 2840)]