4468240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 80

約数和(自身を含む): 12142080

約数和(自身を除く): 7673840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 79, 80, 101, 112, 140, 158, 202, 280, 316, 395, 404, 505, 553, 560, 632, 707, 790, 808, 1010, 1106, 1264, 1414, 1580, 1616, 2020, 2212, 2765, 2828, 3160, 3535, 4040, 4424, 5530, 5656, 6320, 7070, 7979, 8080, 8848, 11060, 11312, 14140, 15958, 22120, 28280, 31916, 39895, 44240, 55853, 56560, 63832, 79790, 111706, 127664, 159580, 223412, 279265, 319160, 446824, 558530, 638320, 893648, 1117060, 2234120, 4468240]

約数ペア:

[(1, 4468240), (2, 2234120), (4, 1117060), (5, 893648), (7, 638320), (8, 558530), (10, 446824), (14, 319160), (16, 279265), (20, 223412), (28, 159580), (35, 127664), (40, 111706), (56, 79790), (70, 63832), (79, 56560), (80, 55853), (101, 44240), (112, 39895), (140, 31916), (158, 28280), (202, 22120), (280, 15958), (316, 14140), (395, 11312), (404, 11060), (505, 8848), (553, 8080), (560, 7979), (632, 7070), (707, 6320), (790, 5656), (808, 5530), (1010, 4424), (1106, 4040), (1264, 3535), (1414, 3160), (1580, 2828), (1616, 2765), (2020, 2212)]