394640040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193451}}^1$

素因数の和:193482

約数の個数: 64

約数和(自身を含む): 1253568960

約数和(自身を除く): 858928920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 193451, 386902, 580353, 773804, 967255, 1160706, 1547608, 1934510, 2321412, 2901765, 3288667, 3869020, 4642824, 5803530, 6577334, 7738040, 9866001, 11607060, 13154668, 16443335, 19732002, 23214120, 26309336, 32886670, 39464004, 49330005, 65773340, 78928008, 98660010, 131546680, 197320020, 394640040]

約数ペア:

[(1, 394640040), (2, 197320020), (3, 131546680), (4, 98660010), (5, 78928008), (6, 65773340), (8, 49330005), (10, 39464004), (12, 32886670), (15, 26309336), (17, 23214120), (20, 19732002), (24, 16443335), (30, 13154668), (34, 11607060), (40, 9866001), (51, 7738040), (60, 6577334), (68, 5803530), (85, 4642824), (102, 3869020), (120, 3288667), (136, 2901765), (170, 2321412), (204, 1934510), (255, 1547608), (340, 1160706), (408, 967255), (510, 773804), (680, 580353), (1020, 386902), (2040, 193451)]