20100761996

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1\times {\mathrm{71339}}^1$

素因数の和:71726

約数の個数: 48

約数和(自身を含む): 41708217600

約数和(自身を除く): 21607455604

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 347, 406, 694, 812, 1388, 2429, 4858, 9716, 10063, 20126, 40252, 70441, 71339, 140882, 142678, 281764, 285356, 499373, 998746, 1997492, 2068831, 4137662, 8275324, 14481817, 24754633, 28963634, 49509266, 57927268, 99018532, 173282431, 346564862, 693129724, 717884357, 1435768714, 2871537428, 5025190499, 10050380998, 20100761996]

約数ペア:

[(1, 20100761996), (2, 10050380998), (4, 5025190499), (7, 2871537428), (14, 1435768714), (28, 717884357), (29, 693129724), (58, 346564862), (116, 173282431), (203, 99018532), (347, 57927268), (406, 49509266), (694, 28963634), (812, 24754633), (1388, 14481817), (2429, 8275324), (4858, 4137662), (9716, 2068831), (10063, 1997492), (20126, 998746), (40252, 499373), (70441, 285356), (71339, 281764), (140882, 142678)]