19636260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6679}}^1$

素因数の和:6705

約数の個数: 72

約数和(自身を含む): 63967680

約数和(自身を除く): 44331420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6679, 13358, 20037, 26716, 33395, 40074, 46753, 66790, 80148, 93506, 100185, 133580, 140259, 187012, 200370, 233765, 280518, 327271, 400740, 467530, 561036, 654542, 701295, 935060, 981813, 1309084, 1402590, 1636355, 1963626, 2805180, 3272710, 3927252, 4909065, 6545420, 9818130, 19636260]

約数ペア:

[(1, 19636260), (2, 9818130), (3, 6545420), (4, 4909065), (5, 3927252), (6, 3272710), (7, 2805180), (10, 1963626), (12, 1636355), (14, 1402590), (15, 1309084), (20, 981813), (21, 935060), (28, 701295), (30, 654542), (35, 561036), (42, 467530), (49, 400740), (60, 327271), (70, 280518), (84, 233765), (98, 200370), (105, 187012), (140, 140259), (147, 133580), (196, 100185), (210, 93506), (245, 80148), (294, 66790), (420, 46753), (490, 40074), (588, 33395), (735, 26716), (980, 20037), (1470, 13358), (2940, 6679)]