22911880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 53803440

約数和(自身を除く): 30891560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 113, 137, 148, 185, 226, 274, 296, 370, 452, 548, 565, 685, 740, 904, 1096, 1130, 1370, 1480, 2260, 2740, 4181, 4520, 5069, 5480, 8362, 10138, 15481, 16724, 20276, 20905, 25345, 30962, 33448, 40552, 41810, 50690, 61924, 77405, 83620, 101380, 123848, 154810, 167240, 202760, 309620, 572797, 619240, 1145594, 2291188, 2863985, 4582376, 5727970, 11455940, 22911880]

約数ペア:

[(1, 22911880), (2, 11455940), (4, 5727970), (5, 4582376), (8, 2863985), (10, 2291188), (20, 1145594), (37, 619240), (40, 572797), (74, 309620), (113, 202760), (137, 167240), (148, 154810), (185, 123848), (226, 101380), (274, 83620), (296, 77405), (370, 61924), (452, 50690), (548, 41810), (565, 40552), (685, 33448), (740, 30962), (904, 25345), (1096, 20905), (1130, 20276), (1370, 16724), (1480, 15481), (2260, 10138), (2740, 8362), (4181, 5480), (4520, 5069)]