56390620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19717}}^1$

素因数の和:19750

約数の個数: 48

約数和(自身を含む): 139130208

約数和(自身を除く): 82739588

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 19717, 39434, 78868, 98585, 197170, 216887, 256321, 394340, 433774, 512642, 867548, 1025284, 1084435, 1281605, 2168870, 2563210, 2819531, 4337740, 5126420, 5639062, 11278124, 14097655, 28195310, 56390620]

約数ペア:

[(1, 56390620), (2, 28195310), (4, 14097655), (5, 11278124), (10, 5639062), (11, 5126420), (13, 4337740), (20, 2819531), (22, 2563210), (26, 2168870), (44, 1281605), (52, 1084435), (55, 1025284), (65, 867548), (110, 512642), (130, 433774), (143, 394340), (220, 256321), (260, 216887), (286, 197170), (572, 98585), (715, 78868), (1430, 39434), (2860, 19717)]