20227974400

素因数分解:

$2^8\times 5^2\times {\mathrm{3160621}}^1$

素因数の和:3160647

約数の個数: 54

約数和(自身を含む): 50067413102

約数和(自身を除く): 29839438702

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 6400, 3160621, 6321242, 12642484, 15803105, 25284968, 31606210, 50569936, 63212420, 79015525, 101139872, 126424840, 158031050, 202279744, 252849680, 316062100, 404559488, 505699360, 632124200, 809118976, 1011398720, 1264248400, 2022797440, 2528496800, 4045594880, 5056993600, 10113987200, 20227974400]

約数ペア:

[(1, 20227974400), (2, 10113987200), (4, 5056993600), (5, 4045594880), (8, 2528496800), (10, 2022797440), (16, 1264248400), (20, 1011398720), (25, 809118976), (32, 632124200), (40, 505699360), (50, 404559488), (64, 316062100), (80, 252849680), (100, 202279744), (128, 158031050), (160, 126424840), (200, 101139872), (256, 79015525), (320, 63212420), (400, 50569936), (640, 31606210), (800, 25284968), (1280, 15803105), (1600, 12642484), (3200, 6321242), (6400, 3160621)]