4600090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 64

約数和(自身を含む): 9953280

約数和(自身を除く): 5353190

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 71, 95, 110, 142, 155, 190, 209, 310, 341, 355, 418, 589, 682, 710, 781, 1045, 1178, 1349, 1562, 1705, 2090, 2201, 2698, 2945, 3410, 3905, 4402, 5890, 6479, 6745, 7810, 11005, 12958, 13490, 14839, 22010, 24211, 29678, 32395, 41819, 48422, 64790, 74195, 83638, 121055, 148390, 209095, 242110, 418190, 460009, 920018, 2300045, 4600090]

約数ペア:

[(1, 4600090), (2, 2300045), (5, 920018), (10, 460009), (11, 418190), (19, 242110), (22, 209095), (31, 148390), (38, 121055), (55, 83638), (62, 74195), (71, 64790), (95, 48422), (110, 41819), (142, 32395), (155, 29678), (190, 24211), (209, 22010), (310, 14839), (341, 13490), (355, 12958), (418, 11005), (589, 7810), (682, 6745), (710, 6479), (781, 5890), (1045, 4402), (1178, 3905), (1349, 3410), (1562, 2945), (1705, 2698), (2090, 2201)]