20834654580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1061909}}^1$

素因数の和:1062033

約数の個数: 72

約数和(自身を含む): 63778314600

約数和(自身を除く): 42943660020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 109, 180, 218, 327, 436, 545, 654, 981, 1090, 1308, 1635, 1962, 2180, 3270, 3924, 4905, 6540, 9810, 19620, 1061909, 2123818, 3185727, 4247636, 5309545, 6371454, 9557181, 10619090, 12742908, 15928635, 19114362, 21238180, 31857270, 38228724, 47785905, 63714540, 95571810, 115748081, 191143620, 231496162, 347244243, 462992324, 578740405, 694488486, 1041732729, 1157480810, 1388976972, 1736221215, 2083465458, 2314961620, 3472442430, 4166930916, 5208663645, 6944884860, 10417327290, 20834654580]

約数ペア:

[(1, 20834654580), (2, 10417327290), (3, 6944884860), (4, 5208663645), (5, 4166930916), (6, 3472442430), (9, 2314961620), (10, 2083465458), (12, 1736221215), (15, 1388976972), (18, 1157480810), (20, 1041732729), (30, 694488486), (36, 578740405), (45, 462992324), (60, 347244243), (90, 231496162), (109, 191143620), (180, 115748081), (218, 95571810), (327, 63714540), (436, 47785905), (545, 38228724), (654, 31857270), (981, 21238180), (1090, 19114362), (1308, 15928635), (1635, 12742908), (1962, 10619090), (2180, 9557181), (3270, 6371454), (3924, 5309545), (4905, 4247636), (6540, 3185727), (9810, 2123818), (19620, 1061909)]