48706840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13381}}^1$

素因数の和:13412

約数の個数: 64

約数和(自身を含む): 134890560

約数和(自身を除く): 86183720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 13381, 26762, 53524, 66905, 93667, 107048, 133810, 173953, 187334, 267620, 347906, 374668, 468335, 535240, 695812, 749336, 869765, 936670, 1217671, 1391624, 1739530, 1873340, 2435342, 3479060, 3746680, 4870684, 6088355, 6958120, 9741368, 12176710, 24353420, 48706840]

約数ペア:

[(1, 48706840), (2, 24353420), (4, 12176710), (5, 9741368), (7, 6958120), (8, 6088355), (10, 4870684), (13, 3746680), (14, 3479060), (20, 2435342), (26, 1873340), (28, 1739530), (35, 1391624), (40, 1217671), (52, 936670), (56, 869765), (65, 749336), (70, 695812), (91, 535240), (104, 468335), (130, 374668), (140, 347906), (182, 267620), (260, 187334), (280, 173953), (364, 133810), (455, 107048), (520, 93667), (728, 66905), (910, 53524), (1820, 26762), (3640, 13381)]