30538060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{659}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 73624320

約数和(自身を除く): 43086260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 331, 659, 662, 1318, 1324, 1655, 2317, 2636, 3295, 3310, 4613, 4634, 6590, 6620, 9226, 9268, 11585, 13180, 18452, 23065, 23170, 46130, 46340, 92260, 218129, 436258, 872516, 1090645, 1526903, 2181290, 3053806, 4362580, 6107612, 7634515, 15269030, 30538060]

約数ペア:

[(1, 30538060), (2, 15269030), (4, 7634515), (5, 6107612), (7, 4362580), (10, 3053806), (14, 2181290), (20, 1526903), (28, 1090645), (35, 872516), (70, 436258), (140, 218129), (331, 92260), (659, 46340), (662, 46130), (1318, 23170), (1324, 23065), (1655, 18452), (2317, 13180), (2636, 11585), (3295, 9268), (3310, 9226), (4613, 6620), (4634, 6590)]