220609540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{6343}}^1$

素因数の和:6436

約数の個数: 48

約数和(自身を含む): 486001152

約数和(自身を除く): 265391612

約数列:

[1, 2, 4, 5, 10, 20, 37, 47, 74, 94, 148, 185, 188, 235, 370, 470, 740, 940, 1739, 3478, 6343, 6956, 8695, 12686, 17390, 25372, 31715, 34780, 63430, 126860, 234691, 298121, 469382, 596242, 938764, 1173455, 1192484, 1490605, 2346910, 2981210, 4693820, 5962420, 11030477, 22060954, 44121908, 55152385, 110304770, 220609540]

約数ペア:

[(1, 220609540), (2, 110304770), (4, 55152385), (5, 44121908), (10, 22060954), (20, 11030477), (37, 5962420), (47, 4693820), (74, 2981210), (94, 2346910), (148, 1490605), (185, 1192484), (188, 1173455), (235, 938764), (370, 596242), (470, 469382), (740, 298121), (940, 234691), (1739, 126860), (3478, 63430), (6343, 34780), (6956, 31715), (8695, 25372), (12686, 17390)]