20734351.000000000

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33029}}^1$

素因数の和:33084

約数の個数: 64

約数和(自身を含む): 499413600

約数和(自身を除く): 336910920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 82, 120, 123, 164, 205, 246, 328, 410, 492, 615, 820, 984, 1230, 1640, 2460, 4920, 33029, 66058, 99087, 132116, 165145, 198174, 264232, 330290, 396348, 495435, 660580, 792696, 990870, 1321160, 1354189, 1981740, 2708378, 3963480, 4062567, 5416756, 6770945, 8125134, 10833512, 13541890, 16250268, 20312835, 27083780, 32500536, 40625670, 54167560, 81251340, 162502680]

約数ペア:

[(1, 162502680), (2, 81251340), (3, 54167560), (4, 40625670), (5, 32500536), (6, 27083780), (8, 20312835), (10, 16250268), (12, 13541890), (15, 10833512), (20, 8125134), (24, 6770945), (30, 5416756), (40, 4062567), (41, 3963480), (60, 2708378), (82, 1981740), (120, 1354189), (123, 1321160), (164, 990870), (205, 792696), (246, 660580), (328, 495435), (410, 396348), (492, 330290), (615, 264232), (820, 198174), (984, 165145), (1230, 132116), (1640, 99087), (2460, 66058), (4920, 33029)]