20023609970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1294351}}^1$

素因数の和:1294395

約数の個数: 64

約数和(自身を含む): 46969445376

約数和(自身を除く): 26945835406

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 910, 1105, 1190, 1547, 2210, 3094, 7735, 15470, 1294351, 2588702, 6471755, 9060457, 12943510, 16826563, 18120914, 22003967, 33653126, 44007934, 45302285, 84132815, 90604570, 110019835, 117785941, 154027769, 168265630, 220039670, 235571882, 286051571, 308055538, 572103142, 588929705, 770138845, 1177859410, 1430257855, 1540277690, 2002360997, 2860515710, 4004721994, 10011804985, 20023609970]

約数ペア:

[(1, 20023609970), (2, 10011804985), (5, 4004721994), (7, 2860515710), (10, 2002360997), (13, 1540277690), (14, 1430257855), (17, 1177859410), (26, 770138845), (34, 588929705), (35, 572103142), (65, 308055538), (70, 286051571), (85, 235571882), (91, 220039670), (119, 168265630), (130, 154027769), (170, 117785941), (182, 110019835), (221, 90604570), (238, 84132815), (442, 45302285), (455, 44007934), (595, 33653126), (910, 22003967), (1105, 18120914), (1190, 16826563), (1547, 12943510), (2210, 9060457), (3094, 6471755), (7735, 2588702), (15470, 1294351)]