22745680

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 55353600

約数和(自身を除く): 32607920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 61, 79, 80, 118, 122, 158, 236, 244, 295, 305, 316, 395, 472, 488, 590, 610, 632, 790, 944, 976, 1180, 1220, 1264, 1580, 2360, 2440, 3160, 3599, 4661, 4720, 4819, 4880, 6320, 7198, 9322, 9638, 14396, 17995, 18644, 19276, 23305, 24095, 28792, 35990, 37288, 38552, 46610, 48190, 57584, 71980, 74576, 77104, 93220, 96380, 143960, 186440, 192760, 284321, 287920, 372880, 385520, 568642, 1137284, 1421605, 2274568, 2843210, 4549136, 5686420, 11372840, 22745680]

約数ペア:

[(1, 22745680), (2, 11372840), (4, 5686420), (5, 4549136), (8, 2843210), (10, 2274568), (16, 1421605), (20, 1137284), (40, 568642), (59, 385520), (61, 372880), (79, 287920), (80, 284321), (118, 192760), (122, 186440), (158, 143960), (236, 96380), (244, 93220), (295, 77104), (305, 74576), (316, 71980), (395, 57584), (472, 48190), (488, 46610), (590, 38552), (610, 37288), (632, 35990), (790, 28792), (944, 24095), (976, 23305), (1180, 19276), (1220, 18644), (1264, 17995), (1580, 14396), (2360, 9638), (2440, 9322), (3160, 7198), (3599, 6320), (4661, 4880), (4720, 4819)]