4894640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:150

約数の個数: 80

約数和(自身を含む): 12454560

約数和(自身を除く): 7559920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 59, 61, 68, 80, 85, 118, 122, 136, 170, 236, 244, 272, 295, 305, 340, 472, 488, 590, 610, 680, 944, 976, 1003, 1037, 1180, 1220, 1360, 2006, 2074, 2360, 2440, 3599, 4012, 4148, 4720, 4880, 5015, 5185, 7198, 8024, 8296, 10030, 10370, 14396, 16048, 16592, 17995, 20060, 20740, 28792, 35990, 40120, 41480, 57584, 61183, 71980, 80240, 82960, 122366, 143960, 244732, 287920, 305915, 489464, 611830, 978928, 1223660, 2447320, 4894640]

約数ペア:

[(1, 4894640), (2, 2447320), (4, 1223660), (5, 978928), (8, 611830), (10, 489464), (16, 305915), (17, 287920), (20, 244732), (34, 143960), (40, 122366), (59, 82960), (61, 80240), (68, 71980), (80, 61183), (85, 57584), (118, 41480), (122, 40120), (136, 35990), (170, 28792), (236, 20740), (244, 20060), (272, 17995), (295, 16592), (305, 16048), (340, 14396), (472, 10370), (488, 10030), (590, 8296), (610, 8024), (680, 7198), (944, 5185), (976, 5015), (1003, 4880), (1037, 4720), (1180, 4148), (1220, 4012), (1360, 3599), (2006, 2440), (2074, 2360)]