19562220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{569}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 59754240

約数和(自身を除く): 40192020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 569, 573, 764, 955, 1138, 1146, 1707, 1719, 1910, 2276, 2292, 2845, 2865, 3414, 3438, 3820, 5121, 5690, 5730, 6828, 6876, 8535, 8595, 10242, 11380, 11460, 17070, 17190, 20484, 25605, 34140, 34380, 51210, 102420, 108679, 217358, 326037, 434716, 543395, 652074, 978111, 1086790, 1304148, 1630185, 1956222, 2173580, 3260370, 3912444, 4890555, 6520740, 9781110, 19562220]

約数ペア:

[(1, 19562220), (2, 9781110), (3, 6520740), (4, 4890555), (5, 3912444), (6, 3260370), (9, 2173580), (10, 1956222), (12, 1630185), (15, 1304148), (18, 1086790), (20, 978111), (30, 652074), (36, 543395), (45, 434716), (60, 326037), (90, 217358), (180, 108679), (191, 102420), (382, 51210), (569, 34380), (573, 34140), (764, 25605), (955, 20484), (1138, 17190), (1146, 17070), (1707, 11460), (1719, 11380), (1910, 10242), (2276, 8595), (2292, 8535), (2845, 6876), (2865, 6828), (3414, 5730), (3438, 5690), (3820, 5121)]