1223660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 2812320

約数和(自身を除く): 1588660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 61, 68, 85, 118, 122, 170, 236, 244, 295, 305, 340, 590, 610, 1003, 1037, 1180, 1220, 2006, 2074, 3599, 4012, 4148, 5015, 5185, 7198, 10030, 10370, 14396, 17995, 20060, 20740, 35990, 61183, 71980, 122366, 244732, 305915, 611830, 1223660]

約数ペア:

[(1, 1223660), (2, 611830), (4, 305915), (5, 244732), (10, 122366), (17, 71980), (20, 61183), (34, 35990), (59, 20740), (61, 20060), (68, 17995), (85, 14396), (118, 10370), (122, 10030), (170, 7198), (236, 5185), (244, 5015), (295, 4148), (305, 4012), (340, 3599), (590, 2074), (610, 2006), (1003, 1220), (1037, 1180)]