17191503880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{26951}}^1$

素因数の和:27430

約数の個数: 64

約数和(自身を含む): 39819962880

約数和(自身を除く): 22628459000

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 431, 740, 862, 1480, 1724, 2155, 3448, 4310, 8620, 15947, 17240, 26951, 31894, 53902, 63788, 79735, 107804, 127576, 134755, 159470, 215608, 269510, 318940, 539020, 637880, 997187, 1078040, 1994374, 3988748, 4985935, 7977496, 9971870, 11615881, 19943740, 23231762, 39887480, 46463524, 58079405, 92927048, 116158810, 232317620, 429787597, 464635240, 859575194, 1719150388, 2148937985, 3438300776, 4297875970, 8595751940, 17191503880]

約数ペア:

[(1, 17191503880), (2, 8595751940), (4, 4297875970), (5, 3438300776), (8, 2148937985), (10, 1719150388), (20, 859575194), (37, 464635240), (40, 429787597), (74, 232317620), (148, 116158810), (185, 92927048), (296, 58079405), (370, 46463524), (431, 39887480), (740, 23231762), (862, 19943740), (1480, 11615881), (1724, 9971870), (2155, 7977496), (3448, 4985935), (4310, 3988748), (8620, 1994374), (15947, 1078040), (17240, 997187), (26951, 637880), (31894, 539020), (53902, 318940), (63788, 269510), (79735, 215608), (107804, 159470), (127576, 134755)]