3807440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1$

素因数の和:556

約数の個数: 80

約数和(自身を含む): 10915968

約数和(自身を除く): 7108528

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 523, 560, 728, 910, 1040, 1046, 1456, 1820, 2092, 2615, 3640, 3661, 4184, 5230, 6799, 7280, 7322, 8368, 10460, 13598, 14644, 18305, 20920, 27196, 29288, 33995, 36610, 41840, 47593, 54392, 58576, 67990, 73220, 95186, 108784, 135980, 146440, 190372, 237965, 271960, 292880, 380744, 475930, 543920, 761488, 951860, 1903720, 3807440]

約数ペア:

[(1, 3807440), (2, 1903720), (4, 951860), (5, 761488), (7, 543920), (8, 475930), (10, 380744), (13, 292880), (14, 271960), (16, 237965), (20, 190372), (26, 146440), (28, 135980), (35, 108784), (40, 95186), (52, 73220), (56, 67990), (65, 58576), (70, 54392), (80, 47593), (91, 41840), (104, 36610), (112, 33995), (130, 29288), (140, 27196), (182, 20920), (208, 18305), (260, 14644), (280, 13598), (364, 10460), (455, 8368), (520, 7322), (523, 7280), (560, 6799), (728, 5230), (910, 4184), (1040, 3661), (1046, 3640), (1456, 2615), (1820, 2092)]