30666860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{4133}}^1$

素因数の和:4202

約数の個数: 48

約数和(自身を含む): 75007296

約数和(自身を除く): 44340436

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 4133, 7420, 8266, 16532, 20665, 28931, 41330, 57862, 82660, 115724, 144655, 219049, 289310, 438098, 578620, 876196, 1095245, 1533343, 2190490, 3066686, 4380980, 6133372, 7666715, 15333430, 30666860]

約数ペア:

[(1, 30666860), (2, 15333430), (4, 7666715), (5, 6133372), (7, 4380980), (10, 3066686), (14, 2190490), (20, 1533343), (28, 1095245), (35, 876196), (53, 578620), (70, 438098), (106, 289310), (140, 219049), (212, 144655), (265, 115724), (371, 82660), (530, 57862), (742, 41330), (1060, 28931), (1484, 20665), (1855, 16532), (3710, 8266), (4133, 7420)]