31984980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28057}}^1$

素因数の和:28088

約数の個数: 48

約数和(自身を含む): 94274880

約数和(自身を除く): 62289900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 28057, 56114, 84171, 112228, 140285, 168342, 280570, 336684, 420855, 533083, 561140, 841710, 1066166, 1599249, 1683420, 2132332, 2665415, 3198498, 5330830, 6396996, 7996245, 10661660, 15992490, 31984980]

約数ペア:

[(1, 31984980), (2, 15992490), (3, 10661660), (4, 7996245), (5, 6396996), (6, 5330830), (10, 3198498), (12, 2665415), (15, 2132332), (19, 1683420), (20, 1599249), (30, 1066166), (38, 841710), (57, 561140), (60, 533083), (76, 420855), (95, 336684), (114, 280570), (190, 168342), (228, 140285), (285, 112228), (380, 84171), (570, 56114), (1140, 28057)]