2110405720

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{167}}^1\times {\mathrm{3257}}^1$

素因数の和:3532

約数の個数: 64

約数和(自身を含む): 4827574080

約数和(自身を除く): 2717168360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 167, 194, 334, 388, 485, 668, 776, 835, 970, 1336, 1670, 1940, 3257, 3340, 3880, 6514, 6680, 13028, 16199, 16285, 26056, 32398, 32570, 64796, 65140, 80995, 129592, 130280, 161990, 315929, 323980, 543919, 631858, 647960, 1087838, 1263716, 1579645, 2175676, 2527432, 2719595, 3159290, 4351352, 5439190, 6318580, 10878380, 12637160, 21756760, 52760143, 105520286, 211040572, 263800715, 422081144, 527601430, 1055202860, 2110405720]

約数ペア:

[(1, 2110405720), (2, 1055202860), (4, 527601430), (5, 422081144), (8, 263800715), (10, 211040572), (20, 105520286), (40, 52760143), (97, 21756760), (167, 12637160), (194, 10878380), (334, 6318580), (388, 5439190), (485, 4351352), (668, 3159290), (776, 2719595), (835, 2527432), (970, 2175676), (1336, 1579645), (1670, 1263716), (1940, 1087838), (3257, 647960), (3340, 631858), (3880, 543919), (6514, 323980), (6680, 315929), (13028, 161990), (16199, 130280), (16285, 129592), (26056, 80995), (32398, 65140), (32570, 64796)]