1330362640

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{126943}}^1$

素因数の和:127087

約数の個数: 40

約数和(自身を含む): 3116729088

約数和(自身を除く): 1786366448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 126943, 253886, 507772, 634715, 1015544, 1269430, 2031088, 2538860, 5077720, 10155440, 16629533, 33259066, 66518132, 83147665, 133036264, 166295330, 266072528, 332590660, 665181320, 1330362640]

約数ペア:

[(1, 1330362640), (2, 665181320), (4, 332590660), (5, 266072528), (8, 166295330), (10, 133036264), (16, 83147665), (20, 66518132), (40, 33259066), (80, 16629533), (131, 10155440), (262, 5077720), (524, 2538860), (655, 2031088), (1048, 1269430), (1310, 1015544), (2096, 634715), (2620, 507772), (5240, 253886), (10480, 126943)]