380543980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{26029}}^1$

素因数の和:26098

約数の個数: 48

約数和(自身を含む): 865861920

約数和(自身を除く): 485317940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 7310, 14620, 26029, 52058, 104116, 130145, 260290, 442493, 520580, 884986, 1119247, 1769972, 2212465, 2238494, 4424930, 4476988, 5596235, 8849860, 11192470, 19027199, 22384940, 38054398, 76108796, 95135995, 190271990, 380543980]

約数ペア:

[(1, 380543980), (2, 190271990), (4, 95135995), (5, 76108796), (10, 38054398), (17, 22384940), (20, 19027199), (34, 11192470), (43, 8849860), (68, 5596235), (85, 4476988), (86, 4424930), (170, 2238494), (172, 2212465), (215, 1769972), (340, 1119247), (430, 884986), (731, 520580), (860, 442493), (1462, 260290), (2924, 130145), (3655, 104116), (7310, 52058), (14620, 26029)]