15209519780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8356879}}^1$

素因数の和:8356908

約数の個数: 48

約数和(自身を含む): 39310763520

約数和(自身を除く): 24101243740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8356879, 16713758, 33427516, 41784395, 58498153, 83568790, 108639427, 116996306, 167137580, 217278854, 233992612, 292490765, 434557708, 543197135, 584981530, 760475989, 1086394270, 1169963060, 1520951978, 2172788540, 3041903956, 3802379945, 7604759890, 15209519780]

約数ペア:

[(1, 15209519780), (2, 7604759890), (4, 3802379945), (5, 3041903956), (7, 2172788540), (10, 1520951978), (13, 1169963060), (14, 1086394270), (20, 760475989), (26, 584981530), (28, 543197135), (35, 434557708), (52, 292490765), (65, 233992612), (70, 217278854), (91, 167137580), (130, 116996306), (140, 108639427), (182, 83568790), (260, 58498153), (364, 41784395), (455, 33427516), (910, 16713758), (1820, 8356879)]