27972370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 57127680

約数和(自身を除く): 29155310

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 74, 95, 115, 173, 185, 190, 230, 346, 370, 437, 703, 851, 865, 874, 1406, 1702, 1730, 2185, 3287, 3515, 3979, 4255, 4370, 6401, 6574, 7030, 7958, 8510, 12802, 16169, 16435, 19895, 32005, 32338, 32870, 39790, 64010, 75601, 80845, 121619, 147223, 151202, 161690, 243238, 294446, 378005, 608095, 736115, 756010, 1216190, 1472230, 2797237, 5594474, 13986185, 27972370]

約数ペア:

[(1, 27972370), (2, 13986185), (5, 5594474), (10, 2797237), (19, 1472230), (23, 1216190), (37, 756010), (38, 736115), (46, 608095), (74, 378005), (95, 294446), (115, 243238), (173, 161690), (185, 151202), (190, 147223), (230, 121619), (346, 80845), (370, 75601), (437, 64010), (703, 39790), (851, 32870), (865, 32338), (874, 32005), (1406, 19895), (1702, 16435), (1730, 16169), (2185, 12802), (3287, 8510), (3515, 7958), (3979, 7030), (4255, 6574), (4370, 6401)]