17052940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 20202740

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 251, 316, 395, 430, 502, 790, 860, 1004, 1255, 1580, 2510, 3397, 5020, 6794, 10793, 13588, 16985, 19829, 21586, 33970, 39658, 43172, 53965, 67940, 79316, 99145, 107930, 198290, 215860, 396580, 852647, 1705294, 3410588, 4263235, 8526470, 17052940]

約数ペア:

[(1, 17052940), (2, 8526470), (4, 4263235), (5, 3410588), (10, 1705294), (20, 852647), (43, 396580), (79, 215860), (86, 198290), (158, 107930), (172, 99145), (215, 79316), (251, 67940), (316, 53965), (395, 43172), (430, 39658), (502, 33970), (790, 21586), (860, 19829), (1004, 16985), (1255, 13588), (1580, 10793), (2510, 6794), (3397, 5020)]