17967986920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1949}}^1\times {\mathrm{17729}}^1$

素因数の和:19702

約数の個数: 64

約数和(自身を含む): 43562610000

約数和(自身を除く): 25594623080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1949, 3898, 7796, 9745, 15592, 17729, 19490, 25337, 35458, 38980, 50674, 70916, 77960, 88645, 101348, 126685, 141832, 177290, 202696, 230477, 253370, 354580, 460954, 506740, 709160, 921908, 1013480, 1152385, 1843816, 2304770, 4609540, 9219080, 34553821, 69107642, 138215284, 172769105, 276430568, 345538210, 449199673, 691076420, 898399346, 1382152840, 1796798692, 2245998365, 3593597384, 4491996730, 8983993460, 17967986920]

約数ペア:

[(1, 17967986920), (2, 8983993460), (4, 4491996730), (5, 3593597384), (8, 2245998365), (10, 1796798692), (13, 1382152840), (20, 898399346), (26, 691076420), (40, 449199673), (52, 345538210), (65, 276430568), (104, 172769105), (130, 138215284), (260, 69107642), (520, 34553821), (1949, 9219080), (3898, 4609540), (7796, 2304770), (9745, 1843816), (15592, 1152385), (17729, 1013480), (19490, 921908), (25337, 709160), (35458, 506740), (38980, 460954), (50674, 354580), (70916, 253370), (77960, 230477), (88645, 202696), (101348, 177290), (126685, 141832)]