7938830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 48

約数和(自身を含む): 15782256

約数和(自身を除く): 7843426

約数列:

[1, 2, 5, 10, 17, 34, 41, 67, 82, 85, 134, 170, 205, 289, 335, 410, 578, 670, 697, 1139, 1394, 1445, 2278, 2747, 2890, 3485, 5494, 5695, 6970, 11390, 11849, 13735, 19363, 23698, 27470, 38726, 46699, 59245, 93398, 96815, 118490, 193630, 233495, 466990, 793883, 1587766, 3969415, 7938830]

約数ペア:

[(1, 7938830), (2, 3969415), (5, 1587766), (10, 793883), (17, 466990), (34, 233495), (41, 193630), (67, 118490), (82, 96815), (85, 93398), (134, 59245), (170, 46699), (205, 38726), (289, 27470), (335, 23698), (410, 19363), (578, 13735), (670, 11849), (697, 11390), (1139, 6970), (1394, 5695), (1445, 5494), (2278, 3485), (2747, 2890)]