20492010

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2957}}^1$

素因数の和:2988

約数の個数: 96

約数和(自身を含む): 66448512

約数和(自身を除く): 45956502

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 154, 165, 198, 210, 231, 315, 330, 385, 462, 495, 630, 693, 770, 990, 1155, 1386, 2310, 2957, 3465, 5914, 6930, 8871, 14785, 17742, 20699, 26613, 29570, 32527, 41398, 44355, 53226, 62097, 65054, 88710, 97581, 103495, 124194, 133065, 162635, 186291, 195162, 206990, 227689, 266130, 292743, 310485, 325270, 372582, 455378, 487905, 585486, 620970, 683067, 931455, 975810, 1138445, 1366134, 1463715, 1862910, 2049201, 2276890, 2927430, 3415335, 4098402, 6830670, 10246005, 20492010]

約数ペア:

[(1, 20492010), (2, 10246005), (3, 6830670), (5, 4098402), (6, 3415335), (7, 2927430), (9, 2276890), (10, 2049201), (11, 1862910), (14, 1463715), (15, 1366134), (18, 1138445), (21, 975810), (22, 931455), (30, 683067), (33, 620970), (35, 585486), (42, 487905), (45, 455378), (55, 372582), (63, 325270), (66, 310485), (70, 292743), (77, 266130), (90, 227689), (99, 206990), (105, 195162), (110, 186291), (126, 162635), (154, 133065), (165, 124194), (198, 103495), (210, 97581), (231, 88710), (315, 65054), (330, 62097), (385, 53226), (462, 44355), (495, 41398), (630, 32527), (693, 29570), (770, 26613), (990, 20699), (1155, 17742), (1386, 14785), (2310, 8871), (2957, 6930), (3465, 5914)]