20174039105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1\times {\mathrm{1433}}^1$

素因数の和:1862

約数の個数: 64

約数和(自身を含む): 28546007040

約数和(自身を除く): 8371967935

約数列:

[1, 5, 11, 23, 31, 55, 115, 155, 253, 341, 359, 713, 1265, 1433, 1705, 1795, 3565, 3949, 7165, 7843, 8257, 11129, 15763, 19745, 32959, 39215, 41285, 44423, 55645, 78815, 90827, 122419, 164795, 222115, 255967, 362549, 454135, 488653, 514447, 612095, 1021729, 1279835, 1812745, 2443265, 2572235, 2815637, 5108645, 5658917, 11239019, 11832281, 14078185, 15947857, 28294585, 56195095, 59161405, 79739285, 130155091, 175426427, 366800711, 650775455, 877132135, 1834003555, 4034807821, 20174039105]

約数ペア:

[(1, 20174039105), (5, 4034807821), (11, 1834003555), (23, 877132135), (31, 650775455), (55, 366800711), (115, 175426427), (155, 130155091), (253, 79739285), (341, 59161405), (359, 56195095), (713, 28294585), (1265, 15947857), (1433, 14078185), (1705, 11832281), (1795, 11239019), (3565, 5658917), (3949, 5108645), (7165, 2815637), (7843, 2572235), (8257, 2443265), (11129, 1812745), (15763, 1279835), (19745, 1021729), (32959, 612095), (39215, 514447), (41285, 488653), (44423, 454135), (55645, 362549), (78815, 255967), (90827, 222115), (122419, 164795)]