8249420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1277}}^1$

素因数の和:1322

約数の個数: 48

約数和(自身を含む): 19323360

約数和(自身を除く): 11073940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1277, 1292, 1615, 2554, 3230, 5108, 6385, 6460, 12770, 21709, 24263, 25540, 43418, 48526, 86836, 97052, 108545, 121315, 217090, 242630, 412471, 434180, 485260, 824942, 1649884, 2062355, 4124710, 8249420]

約数ペア:

[(1, 8249420), (2, 4124710), (4, 2062355), (5, 1649884), (10, 824942), (17, 485260), (19, 434180), (20, 412471), (34, 242630), (38, 217090), (68, 121315), (76, 108545), (85, 97052), (95, 86836), (170, 48526), (190, 43418), (323, 25540), (340, 24263), (380, 21709), (646, 12770), (1277, 6460), (1292, 6385), (1615, 5108), (2554, 3230)]