5456990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 12925440

約数和(自身を除く): 7468450

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 373, 385, 418, 665, 746, 770, 1045, 1330, 1463, 1865, 2090, 2611, 2926, 3730, 4103, 5222, 7087, 7315, 8206, 13055, 14174, 14630, 20515, 26110, 28721, 35435, 41030, 49609, 57442, 70870, 77957, 99218, 143605, 155914, 248045, 287210, 389785, 496090, 545699, 779570, 1091398, 2728495, 5456990]

約数ペア:

[(1, 5456990), (2, 2728495), (5, 1091398), (7, 779570), (10, 545699), (11, 496090), (14, 389785), (19, 287210), (22, 248045), (35, 155914), (38, 143605), (55, 99218), (70, 77957), (77, 70870), (95, 57442), (110, 49609), (133, 41030), (154, 35435), (190, 28721), (209, 26110), (266, 20515), (373, 14630), (385, 14174), (418, 13055), (665, 8206), (746, 7315), (770, 7087), (1045, 5222), (1330, 4103), (1463, 3730), (1865, 2926), (2090, 2611)]