245084780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{3889}}^1$

素因数の和:4058

約数の個数: 48

約数和(自身を含む): 541114560

約数和(自身を除く): 296029780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1370, 2740, 3151, 3889, 6302, 7778, 12604, 15556, 15755, 19445, 31510, 38890, 63020, 77780, 89447, 178894, 357788, 447235, 532793, 894470, 1065586, 1788940, 2131172, 2663965, 5327930, 10655860, 12254239, 24508478, 49016956, 61271195, 122542390, 245084780]

約数ペア:

[(1, 245084780), (2, 122542390), (4, 61271195), (5, 49016956), (10, 24508478), (20, 12254239), (23, 10655860), (46, 5327930), (92, 2663965), (115, 2131172), (137, 1788940), (230, 1065586), (274, 894470), (460, 532793), (548, 447235), (685, 357788), (1370, 178894), (2740, 89447), (3151, 77780), (3889, 63020), (6302, 38890), (7778, 31510), (12604, 19445), (15556, 15755)]