40282418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 74462976

約数和(自身を除く): 34180558

約数列:

[1, 2, 11, 17, 22, 34, 37, 41, 71, 74, 82, 142, 187, 374, 407, 451, 629, 697, 781, 814, 902, 1207, 1258, 1394, 1517, 1562, 2414, 2627, 2911, 3034, 5254, 5822, 6919, 7667, 13277, 13838, 15334, 16687, 25789, 26554, 28897, 32021, 33374, 44659, 49487, 51578, 57794, 64042, 89318, 98974, 107707, 215414, 283679, 491249, 544357, 567358, 982498, 1088714, 1184777, 1831019, 2369554, 3662038, 20141209, 40282418]

約数ペア:

[(1, 40282418), (2, 20141209), (11, 3662038), (17, 2369554), (22, 1831019), (34, 1184777), (37, 1088714), (41, 982498), (71, 567358), (74, 544357), (82, 491249), (142, 283679), (187, 215414), (374, 107707), (407, 98974), (451, 89318), (629, 64042), (697, 57794), (781, 51578), (814, 49487), (902, 44659), (1207, 33374), (1258, 32021), (1394, 28897), (1517, 26554), (1562, 25789), (2414, 16687), (2627, 15334), (2911, 13838), (3034, 13277), (5254, 7667), (5822, 6919)]