7645820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4201}}^1$

素因数の和:4230

約数の個数: 48

約数和(自身を含む): 19766208

約数和(自身を除く): 12120388

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, 4201, 8402, 16804, 21005, 29407, 42010, 54613, 58814, 84020, 109226, 117628, 147035, 218452, 273065, 294070, 382291, 546130, 588140, 764582, 1092260, 1529164, 1911455, 3822910, 7645820]

約数ペア:

[(1, 7645820), (2, 3822910), (4, 1911455), (5, 1529164), (7, 1092260), (10, 764582), (13, 588140), (14, 546130), (20, 382291), (26, 294070), (28, 273065), (35, 218452), (52, 147035), (65, 117628), (70, 109226), (91, 84020), (130, 58814), (140, 54613), (182, 42010), (260, 29407), (364, 21005), (455, 16804), (910, 8402), (1820, 4201)]