20553150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{1877}}^1$

素因数の和:1965

約数の個数: 48

約数和(自身を含む): 51697584

約数和(自身を除く): 31144434

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 73, 75, 146, 150, 219, 365, 438, 730, 1095, 1825, 1877, 2190, 3650, 3754, 5475, 5631, 9385, 10950, 11262, 18770, 28155, 46925, 56310, 93850, 137021, 140775, 274042, 281550, 411063, 685105, 822126, 1370210, 2055315, 3425525, 4110630, 6851050, 10276575, 20553150]

約数ペア:

[(1, 20553150), (2, 10276575), (3, 6851050), (5, 4110630), (6, 3425525), (10, 2055315), (15, 1370210), (25, 822126), (30, 685105), (50, 411063), (73, 281550), (75, 274042), (146, 140775), (150, 137021), (219, 93850), (365, 56310), (438, 46925), (730, 28155), (1095, 18770), (1825, 11262), (1877, 10950), (2190, 9385), (3650, 5631), (3754, 5475)]