56422780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4013}}^1$

素因数の和:4078

約数の個数: 48

約数和(自身を含む): 128126880

約数和(自身を除く): 71704100

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 4013, 7030, 8026, 14060, 16052, 20065, 40130, 76247, 80260, 148481, 152494, 296962, 304988, 381235, 593924, 742405, 762470, 1484810, 1524940, 2821139, 2969620, 5642278, 11284556, 14105695, 28211390, 56422780]

約数ペア:

[(1, 56422780), (2, 28211390), (4, 14105695), (5, 11284556), (10, 5642278), (19, 2969620), (20, 2821139), (37, 1524940), (38, 1484810), (74, 762470), (76, 742405), (95, 593924), (148, 381235), (185, 304988), (190, 296962), (370, 152494), (380, 148481), (703, 80260), (740, 76247), (1406, 40130), (2812, 20065), (3515, 16052), (4013, 14060), (7030, 8026)]