130149620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20147}}^1$

素因数の和:20192

約数の個数: 48

約数和(自身を含む): 304637760

約数和(自身を除く): 174488140

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 20147, 40294, 80588, 100735, 201470, 342499, 382793, 402940, 684998, 765586, 1369996, 1531172, 1712495, 1913965, 3424990, 3827930, 6507481, 6849980, 7655860, 13014962, 26029924, 32537405, 65074810, 130149620]

約数ペア:

[(1, 130149620), (2, 65074810), (4, 32537405), (5, 26029924), (10, 13014962), (17, 7655860), (19, 6849980), (20, 6507481), (34, 3827930), (38, 3424990), (68, 1913965), (76, 1712495), (85, 1531172), (95, 1369996), (170, 765586), (190, 684998), (323, 402940), (340, 382793), (380, 342499), (646, 201470), (1292, 100735), (1615, 80588), (3230, 40294), (6460, 20147)]