40370044

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 85775760

約数和(自身を除く): 45405716

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 89, 122, 143, 169, 178, 244, 286, 338, 356, 572, 671, 676, 793, 979, 1157, 1342, 1586, 1859, 1958, 2314, 2684, 3172, 3718, 3916, 4628, 5429, 7436, 8723, 10309, 10858, 12727, 15041, 17446, 20618, 21716, 25454, 30082, 34892, 41236, 50908, 59719, 60164, 70577, 113399, 119438, 141154, 165451, 226798, 238876, 282308, 330902, 453596, 661804, 776347, 917501, 1552694, 1835002, 3105388, 3670004, 10092511, 20185022, 40370044]

約数ペア:

[(1, 40370044), (2, 20185022), (4, 10092511), (11, 3670004), (13, 3105388), (22, 1835002), (26, 1552694), (44, 917501), (52, 776347), (61, 661804), (89, 453596), (122, 330902), (143, 282308), (169, 238876), (178, 226798), (244, 165451), (286, 141154), (338, 119438), (356, 113399), (572, 70577), (671, 60164), (676, 59719), (793, 50908), (979, 41236), (1157, 34892), (1342, 30082), (1586, 25454), (1859, 21716), (1958, 20618), (2314, 17446), (2684, 15041), (3172, 12727), (3718, 10858), (3916, 10309), (4628, 8723), (5429, 7436)]