189407940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{20107}}^1$

素因数の和:20276

約数の個数: 48

約数和(自身を含む): 533746752

約数和(自身を除く): 344338812

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4710, 9420, 20107, 40214, 60321, 80428, 100535, 120642, 201070, 241284, 301605, 402140, 603210, 1206420, 3156799, 6313598, 9470397, 12627196, 15783995, 18940794, 31567990, 37881588, 47351985, 63135980, 94703970, 189407940]

約数ペア:

[(1, 189407940), (2, 94703970), (3, 63135980), (4, 47351985), (5, 37881588), (6, 31567990), (10, 18940794), (12, 15783995), (15, 12627196), (20, 9470397), (30, 6313598), (60, 3156799), (157, 1206420), (314, 603210), (471, 402140), (628, 301605), (785, 241284), (942, 201070), (1570, 120642), (1884, 100535), (2355, 80428), (3140, 60321), (4710, 40214), (9420, 20107)]