1984857540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{465929}}^1$

素因数の和:466012

約数の個数: 48

約数和(自身を含む): 5635889280

約数和(自身を除く): 3651031740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 465929, 931858, 1397787, 1863716, 2329645, 2795574, 4659290, 5591148, 6988935, 9318580, 13977870, 27955740, 33080959, 66161918, 99242877, 132323836, 165404795, 198485754, 330809590, 396971508, 496214385, 661619180, 992428770, 1984857540]

約数ペア:

[(1, 1984857540), (2, 992428770), (3, 661619180), (4, 496214385), (5, 396971508), (6, 330809590), (10, 198485754), (12, 165404795), (15, 132323836), (20, 99242877), (30, 66161918), (60, 33080959), (71, 27955740), (142, 13977870), (213, 9318580), (284, 6988935), (355, 5591148), (426, 4659290), (710, 2795574), (852, 2329645), (1065, 1863716), (1420, 1397787), (2130, 931858), (4260, 465929)]