498623440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{38713}}^1$

素因数の和:38756

約数の個数: 80

約数和(自身を含む): 1382554368

約数和(自身を除く): 883930928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 38713, 77426, 154852, 193565, 270991, 309704, 387130, 541982, 619408, 774260, 890399, 1083964, 1354955, 1548520, 1780798, 2167928, 2709910, 3097040, 3561596, 4335856, 4451995, 5419820, 6232793, 7123192, 8903990, 10839640, 12465586, 14246384, 17807980, 21679280, 24931172, 31163965, 35615960, 49862344, 62327930, 71231920, 99724688, 124655860, 249311720, 498623440]

約数ペア:

[(1, 498623440), (2, 249311720), (4, 124655860), (5, 99724688), (7, 71231920), (8, 62327930), (10, 49862344), (14, 35615960), (16, 31163965), (20, 24931172), (23, 21679280), (28, 17807980), (35, 14246384), (40, 12465586), (46, 10839640), (56, 8903990), (70, 7123192), (80, 6232793), (92, 5419820), (112, 4451995), (115, 4335856), (140, 3561596), (161, 3097040), (184, 2709910), (230, 2167928), (280, 1780798), (322, 1548520), (368, 1354955), (460, 1083964), (560, 890399), (644, 774260), (805, 619408), (920, 541982), (1288, 387130), (1610, 309704), (1840, 270991), (2576, 193565), (3220, 154852), (6440, 77426), (12880, 38713)]