28748260

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 63259056

約数和(自身を除く): 34510796

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 733, 740, 1060, 1466, 1961, 2932, 3665, 3922, 7330, 7844, 9805, 14660, 19610, 27121, 38849, 39220, 54242, 77698, 108484, 135605, 155396, 194245, 271210, 388490, 542420, 776980, 1437413, 2874826, 5749652, 7187065, 14374130, 28748260]

約数ペア:

[(1, 28748260), (2, 14374130), (4, 7187065), (5, 5749652), (10, 2874826), (20, 1437413), (37, 776980), (53, 542420), (74, 388490), (106, 271210), (148, 194245), (185, 155396), (212, 135605), (265, 108484), (370, 77698), (530, 54242), (733, 39220), (740, 38849), (1060, 27121), (1466, 19610), (1961, 14660), (2932, 9805), (3665, 7844), (3922, 7330)]