317936240

素因数分解:

$2^4\times 5^1\times {\mathrm{503}}^1\times {\mathrm{7901}}^1$

素因数の和:8417

約数の個数: 40

約数和(自身を含む): 740765088

約数和(自身を除く): 422828848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 503, 1006, 2012, 2515, 4024, 5030, 7901, 8048, 10060, 15802, 20120, 31604, 39505, 40240, 63208, 79010, 126416, 158020, 316040, 632080, 3974203, 7948406, 15896812, 19871015, 31793624, 39742030, 63587248, 79484060, 158968120, 317936240]

約数ペア:

[(1, 317936240), (2, 158968120), (4, 79484060), (5, 63587248), (8, 39742030), (10, 31793624), (16, 19871015), (20, 15896812), (40, 7948406), (80, 3974203), (503, 632080), (1006, 316040), (2012, 158020), (2515, 126416), (4024, 79010), (5030, 63208), (7901, 40240), (8048, 39505), (10060, 31604), (15802, 20120)]