20101230

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{74449}}^1$

素因数の和:74465

約数の個数: 32

約数和(自身を含む): 53604000

約数和(自身を除く): 33502770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 74449, 148898, 223347, 372245, 446694, 670041, 744490, 1116735, 1340082, 2010123, 2233470, 3350205, 4020246, 6700410, 10050615, 20101230]

約数ペア:

[(1, 20101230), (2, 10050615), (3, 6700410), (5, 4020246), (6, 3350205), (9, 2233470), (10, 2010123), (15, 1340082), (18, 1116735), (27, 744490), (30, 670041), (45, 446694), (54, 372245), (90, 223347), (135, 148898), (270, 74449)]