408286240

素因数分解:

$2^5\times 5^1\times {\mathrm{223}}^1\times {\mathrm{11443}}^1$

素因数の和:11681

約数の個数: 48

約数和(自身を含む): 968986368

約数和(自身を除く): 560700128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 7136, 8920, 11443, 17840, 22886, 35680, 45772, 57215, 91544, 114430, 183088, 228860, 366176, 457720, 915440, 1830880, 2551789, 5103578, 10207156, 12758945, 20414312, 25517890, 40828624, 51035780, 81657248, 102071560, 204143120, 408286240]

約数ペア:

[(1, 408286240), (2, 204143120), (4, 102071560), (5, 81657248), (8, 51035780), (10, 40828624), (16, 25517890), (20, 20414312), (32, 12758945), (40, 10207156), (80, 5103578), (160, 2551789), (223, 1830880), (446, 915440), (892, 457720), (1115, 366176), (1784, 228860), (2230, 183088), (3568, 114430), (4460, 91544), (7136, 57215), (8920, 45772), (11443, 35680), (17840, 22886)]