2018572960

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{206821}}^1$

素因数の和:206897

約数の個数: 48

約数和(自身を含む): 4847080392

約数和(自身を除く): 2828507432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 206821, 413642, 827284, 1034105, 1654568, 2068210, 3309136, 4136420, 6618272, 8272840, 12616081, 16545680, 25232162, 33091360, 50464324, 63080405, 100928648, 126160810, 201857296, 252321620, 403714592, 504643240, 1009286480, 2018572960]

約数ペア:

[(1, 2018572960), (2, 1009286480), (4, 504643240), (5, 403714592), (8, 252321620), (10, 201857296), (16, 126160810), (20, 100928648), (32, 63080405), (40, 50464324), (61, 33091360), (80, 25232162), (122, 16545680), (160, 12616081), (244, 8272840), (305, 6618272), (488, 4136420), (610, 3309136), (976, 2068210), (1220, 1654568), (1952, 1034105), (2440, 827284), (4880, 413642), (9760, 206821)]