427909610

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{281}}^1\times {\mathrm{773}}^1$

素因数の和:1258

約数の個数: 32

約数和(自身を含む): 777907152

約数和(自身を除く): 349997542

約数列:

[1, 2, 5, 10, 197, 281, 394, 562, 773, 985, 1405, 1546, 1970, 2810, 3865, 7730, 55357, 110714, 152281, 217213, 276785, 304562, 434426, 553570, 761405, 1086065, 1522810, 2172130, 42790961, 85581922, 213954805, 427909610]

約数ペア:

[(1, 427909610), (2, 213954805), (5, 85581922), (10, 42790961), (197, 2172130), (281, 1522810), (394, 1086065), (562, 761405), (773, 553570), (985, 434426), (1405, 304562), (1546, 276785), (1970, 217213), (2810, 152281), (3865, 110714), (7730, 55357)]