20108974760

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{101581}}^1$

素因数の和:101707

約数の個数: 96

約数和(自身を含む): 53153797320

約数和(自身を除く): 33044822560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 101, 140, 196, 202, 245, 280, 392, 404, 490, 505, 707, 808, 980, 1010, 1414, 1960, 2020, 2828, 3535, 4040, 4949, 5656, 7070, 9898, 14140, 19796, 24745, 28280, 39592, 49490, 98980, 101581, 197960, 203162, 406324, 507905, 711067, 812648, 1015810, 1422134, 2031620, 2844268, 3555335, 4063240, 4977469, 5688536, 7110670, 9954938, 10259681, 14221340, 19909876, 20519362, 24887345, 28442680, 39819752, 41038724, 49774690, 51298405, 71817767, 82077448, 99549380, 102596810, 143635534, 199098760, 205193620, 287271068, 359088835, 410387240, 502724369, 574542136, 718177670, 1005448738, 1436355340, 2010897476, 2513621845, 2872710680, 4021794952, 5027243690, 10054487380, 20108974760]

約数ペア:

[(1, 20108974760), (2, 10054487380), (4, 5027243690), (5, 4021794952), (7, 2872710680), (8, 2513621845), (10, 2010897476), (14, 1436355340), (20, 1005448738), (28, 718177670), (35, 574542136), (40, 502724369), (49, 410387240), (56, 359088835), (70, 287271068), (98, 205193620), (101, 199098760), (140, 143635534), (196, 102596810), (202, 99549380), (245, 82077448), (280, 71817767), (392, 51298405), (404, 49774690), (490, 41038724), (505, 39819752), (707, 28442680), (808, 24887345), (980, 20519362), (1010, 19909876), (1414, 14221340), (1960, 10259681), (2020, 9954938), (2828, 7110670), (3535, 5688536), (4040, 4977469), (4949, 4063240), (5656, 3555335), (7070, 2844268), (9898, 2031620), (14140, 1422134), (19796, 1015810), (24745, 812648), (28280, 711067), (39592, 507905), (49490, 406324), (98980, 203162), (101581, 197960)]