13479980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{967}}^1$

素因数の和:1034

約数の個数: 48

約数和(自身を含む): 30735936

約数和(自身を除く): 17255956

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 967, 1394, 1934, 2788, 3485, 3868, 4835, 6970, 9670, 13940, 16439, 19340, 32878, 39647, 65756, 79294, 82195, 158588, 164390, 198235, 328780, 396470, 673999, 792940, 1347998, 2695996, 3369995, 6739990, 13479980]

約数ペア:

[(1, 13479980), (2, 6739990), (4, 3369995), (5, 2695996), (10, 1347998), (17, 792940), (20, 673999), (34, 396470), (41, 328780), (68, 198235), (82, 164390), (85, 158588), (164, 82195), (170, 79294), (205, 65756), (340, 39647), (410, 32878), (697, 19340), (820, 16439), (967, 13940), (1394, 9670), (1934, 6970), (2788, 4835), (3485, 3868)]