39497360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{281}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 105743232

約数和(自身を除く): 66245872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 251, 280, 281, 502, 560, 562, 1004, 1124, 1255, 1405, 1757, 1967, 2008, 2248, 2510, 2810, 3514, 3934, 4016, 4496, 5020, 5620, 7028, 7868, 8785, 9835, 10040, 11240, 14056, 15736, 17570, 19670, 20080, 22480, 28112, 31472, 35140, 39340, 70280, 70531, 78680, 140560, 141062, 157360, 282124, 352655, 493717, 564248, 705310, 987434, 1128496, 1410620, 1974868, 2468585, 2821240, 3949736, 4937170, 5642480, 7899472, 9874340, 19748680, 39497360]

約数ペア:

[(1, 39497360), (2, 19748680), (4, 9874340), (5, 7899472), (7, 5642480), (8, 4937170), (10, 3949736), (14, 2821240), (16, 2468585), (20, 1974868), (28, 1410620), (35, 1128496), (40, 987434), (56, 705310), (70, 564248), (80, 493717), (112, 352655), (140, 282124), (251, 157360), (280, 141062), (281, 140560), (502, 78680), (560, 70531), (562, 70280), (1004, 39340), (1124, 35140), (1255, 31472), (1405, 28112), (1757, 22480), (1967, 20080), (2008, 19670), (2248, 17570), (2510, 15736), (2810, 14056), (3514, 11240), (3934, 10040), (4016, 9835), (4496, 8785), (5020, 7868), (5620, 7028)]