2447320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 6026400

約数和(自身を除く): 3579080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 61, 68, 85, 118, 122, 136, 170, 236, 244, 295, 305, 340, 472, 488, 590, 610, 680, 1003, 1037, 1180, 1220, 2006, 2074, 2360, 2440, 3599, 4012, 4148, 5015, 5185, 7198, 8024, 8296, 10030, 10370, 14396, 17995, 20060, 20740, 28792, 35990, 40120, 41480, 61183, 71980, 122366, 143960, 244732, 305915, 489464, 611830, 1223660, 2447320]

約数ペア:

[(1, 2447320), (2, 1223660), (4, 611830), (5, 489464), (8, 305915), (10, 244732), (17, 143960), (20, 122366), (34, 71980), (40, 61183), (59, 41480), (61, 40120), (68, 35990), (85, 28792), (118, 20740), (122, 20060), (136, 17995), (170, 14396), (236, 10370), (244, 10030), (295, 8296), (305, 8024), (340, 7198), (472, 5185), (488, 5015), (590, 4148), (610, 4012), (680, 3599), (1003, 2440), (1037, 2360), (1180, 2074), (1220, 2006)]