9819720220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{7993}}^1$

素因数の和:8135

約数の個数: 96

約数和(自身を含む): 22481686080

約数和(自身を除く): 12661965860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 61, 76, 95, 106, 122, 190, 212, 244, 265, 305, 380, 530, 610, 1007, 1060, 1159, 1220, 2014, 2318, 3233, 4028, 4636, 5035, 5795, 6466, 7993, 10070, 11590, 12932, 15986, 16165, 20140, 23180, 31972, 32330, 39965, 61427, 64660, 79930, 122854, 151867, 159860, 245708, 303734, 307135, 423629, 487573, 607468, 614270, 759335, 847258, 975146, 1228540, 1518670, 1694516, 1950292, 2118145, 2437865, 3037340, 4236290, 4875730, 8048951, 8472580, 9263887, 9751460, 16097902, 18527774, 25841369, 32195804, 37055548, 40244755, 46319435, 51682738, 80489510, 92638870, 103365476, 129206845, 160979020, 185277740, 258413690, 490986011, 516827380, 981972022, 1963944044, 2454930055, 4909860110, 9819720220]

約数ペア:

[(1, 9819720220), (2, 4909860110), (4, 2454930055), (5, 1963944044), (10, 981972022), (19, 516827380), (20, 490986011), (38, 258413690), (53, 185277740), (61, 160979020), (76, 129206845), (95, 103365476), (106, 92638870), (122, 80489510), (190, 51682738), (212, 46319435), (244, 40244755), (265, 37055548), (305, 32195804), (380, 25841369), (530, 18527774), (610, 16097902), (1007, 9751460), (1060, 9263887), (1159, 8472580), (1220, 8048951), (2014, 4875730), (2318, 4236290), (3233, 3037340), (4028, 2437865), (4636, 2118145), (5035, 1950292), (5795, 1694516), (6466, 1518670), (7993, 1228540), (10070, 975146), (11590, 847258), (12932, 759335), (15986, 614270), (16165, 607468), (20140, 487573), (23180, 423629), (31972, 307135), (32330, 303734), (39965, 245708), (61427, 159860), (64660, 151867), (79930, 122854)]