944020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 2475648

約数和(自身を除く): 1531628

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 613, 770, 1226, 1540, 2452, 3065, 4291, 6130, 6743, 8582, 12260, 13486, 17164, 21455, 26972, 33715, 42910, 47201, 67430, 85820, 94402, 134860, 188804, 236005, 472010, 944020]

約数ペア:

[(1, 944020), (2, 472010), (4, 236005), (5, 188804), (7, 134860), (10, 94402), (11, 85820), (14, 67430), (20, 47201), (22, 42910), (28, 33715), (35, 26972), (44, 21455), (55, 17164), (70, 13486), (77, 12260), (110, 8582), (140, 6743), (154, 6130), (220, 4291), (308, 3065), (385, 2452), (613, 1540), (770, 1226)]