84906860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{641}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 184433760

約数和(自身を除く): 99526900

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 179, 185, 358, 370, 641, 716, 740, 895, 1282, 1790, 2564, 3205, 3580, 6410, 6623, 12820, 13246, 23717, 26492, 33115, 47434, 66230, 94868, 114739, 118585, 132460, 229478, 237170, 458956, 474340, 573695, 1147390, 2294780, 4245343, 8490686, 16981372, 21226715, 42453430, 84906860]

約数ペア:

[(1, 84906860), (2, 42453430), (4, 21226715), (5, 16981372), (10, 8490686), (20, 4245343), (37, 2294780), (74, 1147390), (148, 573695), (179, 474340), (185, 458956), (358, 237170), (370, 229478), (641, 132460), (716, 118585), (740, 114739), (895, 94868), (1282, 66230), (1790, 47434), (2564, 33115), (3205, 26492), (3580, 23717), (6410, 13246), (6623, 12820)]