31940960

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11743}}^1$

素因数の和:11775

約数の個数: 48

約数和(自身を含む): 79906176

約数和(自身を除く): 47965216

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 11743, 23486, 46972, 58715, 93944, 117430, 187888, 199631, 234860, 375776, 399262, 469720, 798524, 939440, 998155, 1597048, 1878880, 1996310, 3194096, 3992620, 6388192, 7985240, 15970480, 31940960]

約数ペア:

[(1, 31940960), (2, 15970480), (4, 7985240), (5, 6388192), (8, 3992620), (10, 3194096), (16, 1996310), (17, 1878880), (20, 1597048), (32, 998155), (34, 939440), (40, 798524), (68, 469720), (80, 399262), (85, 375776), (136, 234860), (160, 199631), (170, 187888), (272, 117430), (340, 93944), (544, 58715), (680, 46972), (1360, 23486), (2720, 11743)]