4816640

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 72

約数和(自身を含む): 11920608

約数和(自身を除く): 7103968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 71, 80, 106, 128, 142, 160, 212, 256, 265, 284, 320, 355, 424, 530, 568, 640, 710, 848, 1060, 1136, 1280, 1420, 1696, 2120, 2272, 2840, 3392, 3763, 4240, 4544, 5680, 6784, 7526, 8480, 9088, 11360, 13568, 15052, 16960, 18176, 18815, 22720, 30104, 33920, 37630, 45440, 60208, 67840, 75260, 90880, 120416, 150520, 240832, 301040, 481664, 602080, 963328, 1204160, 2408320, 4816640]

約数ペア:

[(1, 4816640), (2, 2408320), (4, 1204160), (5, 963328), (8, 602080), (10, 481664), (16, 301040), (20, 240832), (32, 150520), (40, 120416), (53, 90880), (64, 75260), (71, 67840), (80, 60208), (106, 45440), (128, 37630), (142, 33920), (160, 30104), (212, 22720), (256, 18815), (265, 18176), (284, 16960), (320, 15052), (355, 13568), (424, 11360), (530, 9088), (568, 8480), (640, 7526), (710, 6784), (848, 5680), (1060, 4544), (1136, 4240), (1280, 3763), (1420, 3392), (1696, 2840), (2120, 2272)]