312131440

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{6833}}^1$

素因数の和:7417

約数の個数: 40

約数和(自身を含む): 727082928

約数和(自身を除く): 414951488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 2284, 2855, 4568, 5710, 6833, 9136, 11420, 13666, 22840, 27332, 34165, 45680, 54664, 68330, 109328, 136660, 273320, 546640, 3901643, 7803286, 15606572, 19508215, 31213144, 39016430, 62426288, 78032860, 156065720, 312131440]

約数ペア:

[(1, 312131440), (2, 156065720), (4, 78032860), (5, 62426288), (8, 39016430), (10, 31213144), (16, 19508215), (20, 15606572), (40, 7803286), (80, 3901643), (571, 546640), (1142, 273320), (2284, 136660), (2855, 109328), (4568, 68330), (5710, 54664), (6833, 45680), (9136, 34165), (11420, 27332), (13666, 22840)]