20122470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{9721}}^1$

素因数の和:9757

約数の個数: 48

約数和(自身を含む): 54598752

約数和(自身を除く): 34476282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 207, 230, 345, 414, 690, 1035, 2070, 9721, 19442, 29163, 48605, 58326, 87489, 97210, 145815, 174978, 223583, 291630, 437445, 447166, 670749, 874890, 1117915, 1341498, 2012247, 2235830, 3353745, 4024494, 6707490, 10061235, 20122470]

約数ペア:

[(1, 20122470), (2, 10061235), (3, 6707490), (5, 4024494), (6, 3353745), (9, 2235830), (10, 2012247), (15, 1341498), (18, 1117915), (23, 874890), (30, 670749), (45, 447166), (46, 437445), (69, 291630), (90, 223583), (115, 174978), (138, 145815), (207, 97210), (230, 87489), (345, 58326), (414, 48605), (690, 29163), (1035, 19442), (2070, 9721)]