19510530780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{104659}}^1$

素因数の和:104923

約数の個数: 96

約数和(自身を含む): 59078476800

約数和(自身を除く): 39567946020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 239, 260, 390, 478, 717, 780, 956, 1195, 1434, 2390, 2868, 3107, 3585, 4780, 6214, 7170, 9321, 12428, 14340, 15535, 18642, 31070, 37284, 46605, 62140, 93210, 104659, 186420, 209318, 313977, 418636, 523295, 627954, 1046590, 1255908, 1360567, 1569885, 2093180, 2721134, 3139770, 4081701, 5442268, 6279540, 6802835, 8163402, 13605670, 16326804, 20408505, 25013501, 27211340, 40817010, 50027002, 75040503, 81634020, 100054004, 125067505, 150081006, 250135010, 300162012, 325175513, 375202515, 500270020, 650351026, 750405030, 975526539, 1300702052, 1500810060, 1625877565, 1951053078, 3251755130, 3902106156, 4877632695, 6503510260, 9755265390, 19510530780]

約数ペア:

[(1, 19510530780), (2, 9755265390), (3, 6503510260), (4, 4877632695), (5, 3902106156), (6, 3251755130), (10, 1951053078), (12, 1625877565), (13, 1500810060), (15, 1300702052), (20, 975526539), (26, 750405030), (30, 650351026), (39, 500270020), (52, 375202515), (60, 325175513), (65, 300162012), (78, 250135010), (130, 150081006), (156, 125067505), (195, 100054004), (239, 81634020), (260, 75040503), (390, 50027002), (478, 40817010), (717, 27211340), (780, 25013501), (956, 20408505), (1195, 16326804), (1434, 13605670), (2390, 8163402), (2868, 6802835), (3107, 6279540), (3585, 5442268), (4780, 4081701), (6214, 3139770), (7170, 2721134), (9321, 2093180), (12428, 1569885), (14340, 1360567), (15535, 1255908), (18642, 1046590), (31070, 627954), (37284, 523295), (46605, 418636), (62140, 313977), (93210, 209318), (104659, 186420)]