138803980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{58321}}^1$

素因数の和:58354

約数の個数: 48

約数和(自身を含む): 352731456

約数和(自身を除く): 213927476

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 58321, 116642, 233284, 291605, 408247, 583210, 816494, 991457, 1166420, 1632988, 1982914, 2041235, 3965828, 4082470, 4957285, 6940199, 8164940, 9914570, 13880398, 19829140, 27760796, 34700995, 69401990, 138803980]

約数ペア:

[(1, 138803980), (2, 69401990), (4, 34700995), (5, 27760796), (7, 19829140), (10, 13880398), (14, 9914570), (17, 8164940), (20, 6940199), (28, 4957285), (34, 4082470), (35, 3965828), (68, 2041235), (70, 1982914), (85, 1632988), (119, 1166420), (140, 991457), (170, 816494), (238, 583210), (340, 408247), (476, 291605), (595, 233284), (1190, 116642), (2380, 58321)]