1876420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1031}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 4854528

約数和(自身を除く): 2978108

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1031, 1820, 2062, 4124, 5155, 7217, 10310, 13403, 14434, 20620, 26806, 28868, 36085, 53612, 67015, 72170, 93821, 134030, 144340, 187642, 268060, 375284, 469105, 938210, 1876420]

約数ペア:

[(1, 1876420), (2, 938210), (4, 469105), (5, 375284), (7, 268060), (10, 187642), (13, 144340), (14, 134030), (20, 93821), (26, 72170), (28, 67015), (35, 53612), (52, 36085), (65, 28868), (70, 26806), (91, 20620), (130, 14434), (140, 13403), (182, 10310), (260, 7217), (364, 5155), (455, 4124), (910, 2062), (1031, 1820)]