30448780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1789}}^1$

素因数の和:1858

約数の個数: 48

約数和(自身を含む): 68564160

約数和(自身を除く): 38115380

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 115, 148, 185, 230, 370, 460, 740, 851, 1702, 1789, 3404, 3578, 4255, 7156, 8510, 8945, 17020, 17890, 35780, 41147, 66193, 82294, 132386, 164588, 205735, 264772, 330965, 411470, 661930, 822940, 1323860, 1522439, 3044878, 6089756, 7612195, 15224390, 30448780]

約数ペア:

[(1, 30448780), (2, 15224390), (4, 7612195), (5, 6089756), (10, 3044878), (20, 1522439), (23, 1323860), (37, 822940), (46, 661930), (74, 411470), (92, 330965), (115, 264772), (148, 205735), (185, 164588), (230, 132386), (370, 82294), (460, 66193), (740, 41147), (851, 35780), (1702, 17890), (1789, 17020), (3404, 8945), (3578, 8510), (4255, 7156)]