39877120

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 80

約数和(自身を含む): 98428968

約数和(自身を除く): 58551848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 421, 512, 592, 640, 740, 842, 1184, 1280, 1480, 1684, 2105, 2368, 2560, 2960, 3368, 4210, 4736, 5920, 6736, 8420, 9472, 11840, 13472, 15577, 16840, 18944, 23680, 26944, 31154, 33680, 47360, 53888, 62308, 67360, 77885, 94720, 107776, 124616, 134720, 155770, 215552, 249232, 269440, 311540, 498464, 538880, 623080, 996928, 1077760, 1246160, 1993856, 2492320, 3987712, 4984640, 7975424, 9969280, 19938560, 39877120]

約数ペア:

[(1, 39877120), (2, 19938560), (4, 9969280), (5, 7975424), (8, 4984640), (10, 3987712), (16, 2492320), (20, 1993856), (32, 1246160), (37, 1077760), (40, 996928), (64, 623080), (74, 538880), (80, 498464), (128, 311540), (148, 269440), (160, 249232), (185, 215552), (256, 155770), (296, 134720), (320, 124616), (370, 107776), (421, 94720), (512, 77885), (592, 67360), (640, 62308), (740, 53888), (842, 47360), (1184, 33680), (1280, 31154), (1480, 26944), (1684, 23680), (2105, 18944), (2368, 16840), (2560, 15577), (2960, 13472), (3368, 11840), (4210, 9472), (4736, 8420), (5920, 6736)]