1900276020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{46507}}^1$

素因数の和:46749

約数の個数: 72

約数和(自身を含む): 5789687904

約数和(自身を除く): 3889411884

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 227, 454, 681, 908, 1135, 1362, 2043, 2270, 2724, 3405, 4086, 4540, 6810, 8172, 10215, 13620, 20430, 40860, 46507, 93014, 139521, 186028, 232535, 279042, 418563, 465070, 558084, 697605, 837126, 930140, 1395210, 1674252, 2092815, 2790420, 4185630, 8371260, 10557089, 21114178, 31671267, 42228356, 52785445, 63342534, 95013801, 105570890, 126685068, 158356335, 190027602, 211141780, 316712670, 380055204, 475069005, 633425340, 950138010, 1900276020]

約数ペア:

[(1, 1900276020), (2, 950138010), (3, 633425340), (4, 475069005), (5, 380055204), (6, 316712670), (9, 211141780), (10, 190027602), (12, 158356335), (15, 126685068), (18, 105570890), (20, 95013801), (30, 63342534), (36, 52785445), (45, 42228356), (60, 31671267), (90, 21114178), (180, 10557089), (227, 8371260), (454, 4185630), (681, 2790420), (908, 2092815), (1135, 1674252), (1362, 1395210), (2043, 930140), (2270, 837126), (2724, 697605), (3405, 558084), (4086, 465070), (4540, 418563), (6810, 279042), (8172, 232535), (10215, 186028), (13620, 139521), (20430, 93014), (40860, 46507)]