27854120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3209}}^1$

素因数の和:3258

約数の個数: 64

約数和(自身を含む): 73958400

約数和(自身を除く): 46104280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 3209, 4340, 6418, 8680, 12836, 16045, 22463, 25672, 32090, 44926, 64180, 89852, 99479, 112315, 128360, 179704, 198958, 224630, 397916, 449260, 497395, 696353, 795832, 898520, 994790, 1392706, 1989580, 2785412, 3481765, 3979160, 5570824, 6963530, 13927060, 27854120]

約数ペア:

[(1, 27854120), (2, 13927060), (4, 6963530), (5, 5570824), (7, 3979160), (8, 3481765), (10, 2785412), (14, 1989580), (20, 1392706), (28, 994790), (31, 898520), (35, 795832), (40, 696353), (56, 497395), (62, 449260), (70, 397916), (124, 224630), (140, 198958), (155, 179704), (217, 128360), (248, 112315), (280, 99479), (310, 89852), (434, 64180), (620, 44926), (868, 32090), (1085, 25672), (1240, 22463), (1736, 16045), (2170, 12836), (3209, 8680), (4340, 6418)]