39919672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:440

約数の個数: 64

約数和(自身を含む): 86879520

約数和(自身を除く): 46959848

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 67, 68, 104, 134, 136, 221, 268, 337, 442, 536, 674, 871, 884, 1139, 1348, 1742, 1768, 2278, 2696, 3484, 4381, 4556, 5729, 6968, 8762, 9112, 11458, 14807, 17524, 22579, 22916, 29614, 35048, 45158, 45832, 59228, 74477, 90316, 118456, 148954, 180632, 293527, 297908, 383843, 587054, 595816, 767686, 1174108, 1535372, 2348216, 3070744, 4989959, 9979918, 19959836, 39919672]

約数ペア:

[(1, 39919672), (2, 19959836), (4, 9979918), (8, 4989959), (13, 3070744), (17, 2348216), (26, 1535372), (34, 1174108), (52, 767686), (67, 595816), (68, 587054), (104, 383843), (134, 297908), (136, 293527), (221, 180632), (268, 148954), (337, 118456), (442, 90316), (536, 74477), (674, 59228), (871, 45832), (884, 45158), (1139, 35048), (1348, 29614), (1742, 22916), (1768, 22579), (2278, 17524), (2696, 14807), (3484, 11458), (4381, 9112), (4556, 8762), (5729, 6968)]