840490612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{12697}}^1$

素因数の和:12800

約数の個数: 48

約数和(自身を含む): 1692389440

約数和(自身を除く): 851898828

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 67, 76, 134, 247, 268, 494, 871, 988, 1273, 1742, 2546, 3484, 5092, 12697, 16549, 25394, 33098, 50788, 66196, 165061, 241243, 330122, 482486, 660244, 850699, 964972, 1701398, 3136159, 3402796, 6272318, 11059087, 12544636, 16163281, 22118174, 32326562, 44236348, 64653124, 210122653, 420245306, 840490612]

約数ペア:

[(1, 840490612), (2, 420245306), (4, 210122653), (13, 64653124), (19, 44236348), (26, 32326562), (38, 22118174), (52, 16163281), (67, 12544636), (76, 11059087), (134, 6272318), (247, 3402796), (268, 3136159), (494, 1701398), (871, 964972), (988, 850699), (1273, 660244), (1742, 482486), (2546, 330122), (3484, 241243), (5092, 165061), (12697, 66196), (16549, 50788), (25394, 33098)]