30748880

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6301}}^1$

素因数の和:6375

約数の個数: 40

約数和(自身を含む): 72674664

約数和(自身を除く): 41925784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 6301, 12602, 25204, 31505, 50408, 63010, 100816, 126020, 252040, 384361, 504080, 768722, 1537444, 1921805, 3074888, 3843610, 6149776, 7687220, 15374440, 30748880]

約数ペア:

[(1, 30748880), (2, 15374440), (4, 7687220), (5, 6149776), (8, 3843610), (10, 3074888), (16, 1921805), (20, 1537444), (40, 768722), (61, 504080), (80, 384361), (122, 252040), (244, 126020), (305, 100816), (488, 63010), (610, 50408), (976, 31505), (1220, 25204), (2440, 12602), (4880, 6301)]