1265140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:148

約数の個数: 36

約数和(自身を含む): 2859948

約数和(自身を除く): 1594808

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 3721, 4148, 5185, 7442, 10370, 14884, 18605, 20740, 37210, 63257, 74420, 126514, 253028, 316285, 632570, 1265140]

約数ペア:

[(1, 1265140), (2, 632570), (4, 316285), (5, 253028), (10, 126514), (17, 74420), (20, 63257), (34, 37210), (61, 20740), (68, 18605), (85, 14884), (122, 10370), (170, 7442), (244, 5185), (305, 4148), (340, 3721), (610, 2074), (1037, 1220)]