2282020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 5277888

約数和(自身を除く): 2995868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 131, 134, 260, 262, 268, 335, 524, 655, 670, 871, 1310, 1340, 1703, 1742, 2620, 3406, 3484, 4355, 6812, 8515, 8710, 8777, 17030, 17420, 17554, 34060, 35108, 43885, 87770, 114101, 175540, 228202, 456404, 570505, 1141010, 2282020]

約数ペア:

[(1, 2282020), (2, 1141010), (4, 570505), (5, 456404), (10, 228202), (13, 175540), (20, 114101), (26, 87770), (52, 43885), (65, 35108), (67, 34060), (130, 17554), (131, 17420), (134, 17030), (260, 8777), (262, 8710), (268, 8515), (335, 6812), (524, 4355), (655, 3484), (670, 3406), (871, 2620), (1310, 1742), (1340, 1703)]