42260260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3821}}^1$

素因数の和:3916

約数の個数: 48

約数和(自身を含む): 102735360

約数和(自身を除く): 60475100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 3821, 5530, 7642, 11060, 15284, 19105, 26747, 38210, 53494, 76420, 106988, 133735, 267470, 301859, 534940, 603718, 1207436, 1509295, 2113013, 3018590, 4226026, 6037180, 8452052, 10565065, 21130130, 42260260]

約数ペア:

[(1, 42260260), (2, 21130130), (4, 10565065), (5, 8452052), (7, 6037180), (10, 4226026), (14, 3018590), (20, 2113013), (28, 1509295), (35, 1207436), (70, 603718), (79, 534940), (140, 301859), (158, 267470), (316, 133735), (395, 106988), (553, 76420), (790, 53494), (1106, 38210), (1580, 26747), (2212, 19105), (2765, 15284), (3821, 11060), (5530, 7642)]