2015501640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{987991}}^1$

素因数の和:988022

約数の個数: 64

約数和(自身を含む): 6402188160

約数和(自身を除く): 4386686520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 987991, 1975982, 2963973, 3951964, 4939955, 5927946, 7903928, 9879910, 11855892, 14819865, 16795847, 19759820, 23711784, 29639730, 33591694, 39519640, 50387541, 59279460, 67183388, 83979235, 100775082, 118558920, 134366776, 167958470, 201550164, 251937705, 335916940, 403100328, 503875410, 671833880, 1007750820, 2015501640]

約数ペア:

[(1, 2015501640), (2, 1007750820), (3, 671833880), (4, 503875410), (5, 403100328), (6, 335916940), (8, 251937705), (10, 201550164), (12, 167958470), (15, 134366776), (17, 118558920), (20, 100775082), (24, 83979235), (30, 67183388), (34, 59279460), (40, 50387541), (51, 39519640), (60, 33591694), (68, 29639730), (85, 23711784), (102, 19759820), (120, 16795847), (136, 14819865), (170, 11855892), (204, 9879910), (255, 7903928), (340, 5927946), (408, 4939955), (510, 3951964), (680, 2963973), (1020, 1975982), (2040, 987991)]