1555372010

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{75983}}^1$

素因数の和:76102

約数の個数: 32

約数和(自身を含む): 2954257920

約数和(自身を除く): 1398885910

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 10235, 20470, 75983, 151966, 379915, 759830, 1747609, 3495218, 6762487, 8738045, 13524974, 17476090, 33812435, 67624870, 155537201, 311074402, 777686005, 1555372010]

約数ペア:

[(1, 1555372010), (2, 777686005), (5, 311074402), (10, 155537201), (23, 67624870), (46, 33812435), (89, 17476090), (115, 13524974), (178, 8738045), (230, 6762487), (445, 3495218), (890, 1747609), (2047, 759830), (4094, 379915), (10235, 151966), (20470, 75983)]