4380451540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{25819}}^1$

素因数の和:26344

約数の個数: 48

約数和(自身を含む): 9759960000

約数和(自身を除く): 5379508460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 499, 998, 1996, 2495, 4990, 8483, 9980, 16966, 25819, 33932, 42415, 51638, 84830, 103276, 129095, 169660, 258190, 438923, 516380, 877846, 1755692, 2194615, 4389230, 8778460, 12883681, 25767362, 51534724, 64418405, 128836810, 219022577, 257673620, 438045154, 876090308, 1095112885, 2190225770, 4380451540]

約数ペア:

[(1, 4380451540), (2, 2190225770), (4, 1095112885), (5, 876090308), (10, 438045154), (17, 257673620), (20, 219022577), (34, 128836810), (68, 64418405), (85, 51534724), (170, 25767362), (340, 12883681), (499, 8778460), (998, 4389230), (1996, 2194615), (2495, 1755692), (4990, 877846), (8483, 516380), (9980, 438923), (16966, 258190), (25819, 169660), (33932, 129095), (42415, 103276), (51638, 84830)]