21783200

素因数分解:

$2^5\times 5^2\times {\mathrm{73}}^1\times {\mathrm{373}}^1$

素因数の和:466

約数の個数: 72

約数和(自身を含む): 54051228

約数和(自身を除く): 32268028

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 73, 80, 100, 146, 160, 200, 292, 365, 373, 400, 584, 730, 746, 800, 1168, 1460, 1492, 1825, 1865, 2336, 2920, 2984, 3650, 3730, 5840, 5968, 7300, 7460, 9325, 11680, 11936, 14600, 14920, 18650, 27229, 29200, 29840, 37300, 54458, 58400, 59680, 74600, 108916, 136145, 149200, 217832, 272290, 298400, 435664, 544580, 680725, 871328, 1089160, 1361450, 2178320, 2722900, 4356640, 5445800, 10891600, 21783200]

約数ペア:

[(1, 21783200), (2, 10891600), (4, 5445800), (5, 4356640), (8, 2722900), (10, 2178320), (16, 1361450), (20, 1089160), (25, 871328), (32, 680725), (40, 544580), (50, 435664), (73, 298400), (80, 272290), (100, 217832), (146, 149200), (160, 136145), (200, 108916), (292, 74600), (365, 59680), (373, 58400), (400, 54458), (584, 37300), (730, 29840), (746, 29200), (800, 27229), (1168, 18650), (1460, 14920), (1492, 14600), (1825, 11936), (1865, 11680), (2336, 9325), (2920, 7460), (2984, 7300), (3650, 5968), (3730, 5840)]