40208740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{827}}^1$

素因数の和:877

約数の個数: 96

約数和(自身を含む): 105162624

約数和(自身を除く): 64953884

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 85, 110, 130, 143, 170, 187, 220, 221, 260, 286, 340, 374, 442, 572, 715, 748, 827, 884, 935, 1105, 1430, 1654, 1870, 2210, 2431, 2860, 3308, 3740, 4135, 4420, 4862, 8270, 9097, 9724, 10751, 12155, 14059, 16540, 18194, 21502, 24310, 28118, 36388, 43004, 45485, 48620, 53755, 56236, 70295, 90970, 107510, 118261, 140590, 154649, 181940, 182767, 215020, 236522, 281180, 309298, 365534, 473044, 591305, 618596, 731068, 773245, 913835, 1182610, 1546490, 1827670, 2010437, 2365220, 3092980, 3655340, 4020874, 8041748, 10052185, 20104370, 40208740]

約数ペア:

[(1, 40208740), (2, 20104370), (4, 10052185), (5, 8041748), (10, 4020874), (11, 3655340), (13, 3092980), (17, 2365220), (20, 2010437), (22, 1827670), (26, 1546490), (34, 1182610), (44, 913835), (52, 773245), (55, 731068), (65, 618596), (68, 591305), (85, 473044), (110, 365534), (130, 309298), (143, 281180), (170, 236522), (187, 215020), (220, 182767), (221, 181940), (260, 154649), (286, 140590), (340, 118261), (374, 107510), (442, 90970), (572, 70295), (715, 56236), (748, 53755), (827, 48620), (884, 45485), (935, 43004), (1105, 36388), (1430, 28118), (1654, 24310), (1870, 21502), (2210, 18194), (2431, 16540), (2860, 14059), (3308, 12155), (3740, 10751), (4135, 9724), (4420, 9097), (4862, 8270)]