39779840

素因数分解:

$2^9\times 5^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:443

約数の個数: 80

約数和(自身を含む): 97962480

約数和(自身を除く): 58182640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 379, 410, 512, 640, 656, 758, 820, 1280, 1312, 1516, 1640, 1895, 2560, 2624, 3032, 3280, 3790, 5248, 6064, 6560, 7580, 10496, 12128, 13120, 15160, 15539, 20992, 24256, 26240, 30320, 31078, 48512, 52480, 60640, 62156, 77695, 97024, 104960, 121280, 124312, 155390, 194048, 242560, 248624, 310780, 485120, 497248, 621560, 970240, 994496, 1243120, 1988992, 2486240, 3977984, 4972480, 7955968, 9944960, 19889920, 39779840]

約数ペア:

[(1, 39779840), (2, 19889920), (4, 9944960), (5, 7955968), (8, 4972480), (10, 3977984), (16, 2486240), (20, 1988992), (32, 1243120), (40, 994496), (41, 970240), (64, 621560), (80, 497248), (82, 485120), (128, 310780), (160, 248624), (164, 242560), (205, 194048), (256, 155390), (320, 124312), (328, 121280), (379, 104960), (410, 97024), (512, 77695), (640, 62156), (656, 60640), (758, 52480), (820, 48512), (1280, 31078), (1312, 30320), (1516, 26240), (1640, 24256), (1895, 20992), (2560, 15539), (2624, 15160), (3032, 13120), (3280, 12128), (3790, 10496), (5248, 7580), (6064, 6560)]