30720844

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{14249}}^1$

素因数の和:14278

約数の個数: 36

約数和(自身を含む): 68229000

約数和(自身を除く): 37508156

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 14249, 28498, 56996, 99743, 156739, 199486, 313478, 398972, 626956, 698201, 1097173, 1396402, 2194346, 2792804, 4388692, 7680211, 15360422, 30720844]

約数ペア:

[(1, 30720844), (2, 15360422), (4, 7680211), (7, 4388692), (11, 2792804), (14, 2194346), (22, 1396402), (28, 1097173), (44, 698201), (49, 626956), (77, 398972), (98, 313478), (154, 199486), (196, 156739), (308, 99743), (539, 56996), (1078, 28498), (2156, 14249)]