19753140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{173}}^2$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 60687648

約数和(自身を除く): 40934508

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 173, 220, 330, 346, 519, 660, 692, 865, 1038, 1730, 1903, 2076, 2595, 3460, 3806, 5190, 5709, 7612, 9515, 10380, 11418, 19030, 22836, 28545, 29929, 38060, 57090, 59858, 89787, 114180, 119716, 149645, 179574, 299290, 329219, 359148, 448935, 598580, 658438, 897870, 987657, 1316876, 1646095, 1795740, 1975314, 3292190, 3950628, 4938285, 6584380, 9876570, 19753140]

約数ペア:

[(1, 19753140), (2, 9876570), (3, 6584380), (4, 4938285), (5, 3950628), (6, 3292190), (10, 1975314), (11, 1795740), (12, 1646095), (15, 1316876), (20, 987657), (22, 897870), (30, 658438), (33, 598580), (44, 448935), (55, 359148), (60, 329219), (66, 299290), (110, 179574), (132, 149645), (165, 119716), (173, 114180), (220, 89787), (330, 59858), (346, 57090), (519, 38060), (660, 29929), (692, 28545), (865, 22836), (1038, 19030), (1730, 11418), (1903, 10380), (2076, 9515), (2595, 7612), (3460, 5709), (3806, 5190)]