54408020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2137}}^1$

素因数の和:2232

約数の個数: 48

約数和(自身を含む): 122122560

約数和(自身を除く): 67714540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2137, 2546, 4274, 5092, 6365, 8548, 10685, 12730, 21370, 25460, 40603, 42740, 81206, 143179, 162412, 203015, 286358, 406030, 572716, 715895, 812060, 1431790, 2720401, 2863580, 5440802, 10881604, 13602005, 27204010, 54408020]

約数ペア:

[(1, 54408020), (2, 27204010), (4, 13602005), (5, 10881604), (10, 5440802), (19, 2863580), (20, 2720401), (38, 1431790), (67, 812060), (76, 715895), (95, 572716), (134, 406030), (190, 286358), (268, 203015), (335, 162412), (380, 143179), (670, 81206), (1273, 42740), (1340, 40603), (2137, 25460), (2546, 21370), (4274, 12730), (5092, 10685), (6365, 8548)]