7479320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{647}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 17904240

約数和(自身を除く): 10424920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 647, 680, 1156, 1294, 1445, 2312, 2588, 2890, 3235, 5176, 5780, 6470, 10999, 11560, 12940, 21998, 25880, 43996, 54995, 87992, 109990, 186983, 219980, 373966, 439960, 747932, 934915, 1495864, 1869830, 3739660, 7479320]

約数ペア:

[(1, 7479320), (2, 3739660), (4, 1869830), (5, 1495864), (8, 934915), (10, 747932), (17, 439960), (20, 373966), (34, 219980), (40, 186983), (68, 109990), (85, 87992), (136, 54995), (170, 43996), (289, 25880), (340, 21998), (578, 12940), (647, 11560), (680, 10999), (1156, 6470), (1294, 5780), (1445, 5176), (2312, 3235), (2588, 2890)]