1223154080

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{449689}}^1$

素因数の和:449721

約数の個数: 48

約数和(自身を含む): 3059690760

約数和(自身を除く): 1836536680

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 449689, 899378, 1798756, 2248445, 3597512, 4496890, 7195024, 7644713, 8993780, 14390048, 15289426, 17987560, 30578852, 35975120, 38223565, 61157704, 71950240, 76447130, 122315408, 152894260, 244630816, 305788520, 611577040, 1223154080]

約数ペア:

[(1, 1223154080), (2, 611577040), (4, 305788520), (5, 244630816), (8, 152894260), (10, 122315408), (16, 76447130), (17, 71950240), (20, 61157704), (32, 38223565), (34, 35975120), (40, 30578852), (68, 17987560), (80, 15289426), (85, 14390048), (136, 8993780), (160, 7644713), (170, 7195024), (272, 4496890), (340, 3597512), (544, 2248445), (680, 1798756), (1360, 899378), (2720, 449689)]