2450720

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 72

約数和(自身を含む): 6266484

約数和(自身を除く): 3815764

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 68, 80, 85, 106, 136, 160, 170, 212, 265, 272, 289, 340, 424, 530, 544, 578, 680, 848, 901, 1060, 1156, 1360, 1445, 1696, 1802, 2120, 2312, 2720, 2890, 3604, 4240, 4505, 4624, 5780, 7208, 8480, 9010, 9248, 11560, 14416, 15317, 18020, 23120, 28832, 30634, 36040, 46240, 61268, 72080, 76585, 122536, 144160, 153170, 245072, 306340, 490144, 612680, 1225360, 2450720]

約数ペア:

[(1, 2450720), (2, 1225360), (4, 612680), (5, 490144), (8, 306340), (10, 245072), (16, 153170), (17, 144160), (20, 122536), (32, 76585), (34, 72080), (40, 61268), (53, 46240), (68, 36040), (80, 30634), (85, 28832), (106, 23120), (136, 18020), (160, 15317), (170, 14416), (212, 11560), (265, 9248), (272, 9010), (289, 8480), (340, 7208), (424, 5780), (530, 4624), (544, 4505), (578, 4240), (680, 3604), (848, 2890), (901, 2720), (1060, 2312), (1156, 2120), (1360, 1802), (1445, 1696)]