40730820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:765

約数の個数: 96

約数和(自身を含む): 124561920

約数和(自身を除く): 83831100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 79, 130, 156, 158, 195, 237, 260, 316, 390, 395, 474, 661, 780, 790, 948, 1027, 1185, 1322, 1580, 1983, 2054, 2370, 2644, 3081, 3305, 3966, 4108, 4740, 5135, 6162, 6610, 7932, 8593, 9915, 10270, 12324, 13220, 15405, 17186, 19830, 20540, 25779, 30810, 34372, 39660, 42965, 51558, 52219, 61620, 85930, 103116, 104438, 128895, 156657, 171860, 208876, 257790, 261095, 313314, 515580, 522190, 626628, 678847, 783285, 1044380, 1357694, 1566570, 2036541, 2715388, 3133140, 3394235, 4073082, 6788470, 8146164, 10182705, 13576940, 20365410, 40730820]

約数ペア:

[(1, 40730820), (2, 20365410), (3, 13576940), (4, 10182705), (5, 8146164), (6, 6788470), (10, 4073082), (12, 3394235), (13, 3133140), (15, 2715388), (20, 2036541), (26, 1566570), (30, 1357694), (39, 1044380), (52, 783285), (60, 678847), (65, 626628), (78, 522190), (79, 515580), (130, 313314), (156, 261095), (158, 257790), (195, 208876), (237, 171860), (260, 156657), (316, 128895), (390, 104438), (395, 103116), (474, 85930), (661, 61620), (780, 52219), (790, 51558), (948, 42965), (1027, 39660), (1185, 34372), (1322, 30810), (1580, 25779), (1983, 20540), (2054, 19830), (2370, 17186), (2644, 15405), (3081, 13220), (3305, 12324), (3966, 10270), (4108, 9915), (4740, 8593), (5135, 7932), (6162, 6610)]