3978260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 9961056

約数和(自身を除く): 5982796

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 107, 110, 130, 143, 169, 214, 220, 260, 286, 338, 428, 535, 572, 676, 715, 845, 1070, 1177, 1391, 1430, 1690, 1859, 2140, 2354, 2782, 2860, 3380, 3718, 4708, 5564, 5885, 6955, 7436, 9295, 11770, 13910, 15301, 18083, 18590, 23540, 27820, 30602, 36166, 37180, 61204, 72332, 76505, 90415, 153010, 180830, 198913, 306020, 361660, 397826, 795652, 994565, 1989130, 3978260]

約数ペア:

[(1, 3978260), (2, 1989130), (4, 994565), (5, 795652), (10, 397826), (11, 361660), (13, 306020), (20, 198913), (22, 180830), (26, 153010), (44, 90415), (52, 76505), (55, 72332), (65, 61204), (107, 37180), (110, 36166), (130, 30602), (143, 27820), (169, 23540), (214, 18590), (220, 18083), (260, 15301), (286, 13910), (338, 11770), (428, 9295), (535, 7436), (572, 6955), (676, 5885), (715, 5564), (845, 4708), (1070, 3718), (1177, 3380), (1391, 2860), (1430, 2782), (1690, 2354), (1859, 2140)]