42201680

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1259}}^1$

素因数の和:1691

約数の個数: 40

約数和(自身を含む): 98431200

約数和(自身を除く): 56229520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1259, 1676, 2095, 2518, 3352, 4190, 5036, 6295, 6704, 8380, 10072, 12590, 16760, 20144, 25180, 33520, 50360, 100720, 527521, 1055042, 2110084, 2637605, 4220168, 5275210, 8440336, 10550420, 21100840, 42201680]

約数ペア:

[(1, 42201680), (2, 21100840), (4, 10550420), (5, 8440336), (8, 5275210), (10, 4220168), (16, 2637605), (20, 2110084), (40, 1055042), (80, 527521), (419, 100720), (838, 50360), (1259, 33520), (1676, 25180), (2095, 20144), (2518, 16760), (3352, 12590), (4190, 10072), (5036, 8380), (6295, 6704)]