1028452040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4703}}^1$

素因数の和:4803

約数の個数: 128

約数和(自身を含む): 2926264320

約数和(自身を除く): 1897812280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 71, 77, 88, 110, 140, 142, 154, 220, 280, 284, 308, 355, 385, 440, 497, 568, 616, 710, 770, 781, 994, 1420, 1540, 1562, 1988, 2485, 2840, 3080, 3124, 3905, 3976, 4703, 4970, 5467, 6248, 7810, 9406, 9940, 10934, 15620, 18812, 19880, 21868, 23515, 27335, 31240, 32921, 37624, 43736, 47030, 51733, 54670, 65842, 94060, 103466, 109340, 131684, 164605, 188120, 206932, 218680, 258665, 263368, 329210, 333913, 362131, 413864, 517330, 658420, 667826, 724262, 1034660, 1316840, 1335652, 1448524, 1669565, 1810655, 2069320, 2337391, 2671304, 2897048, 3339130, 3621310, 3673043, 4674782, 6678260, 7242620, 7346086, 9349564, 11686955, 13356520, 14485240, 14692172, 18365215, 18699128, 23373910, 25711301, 29384344, 36730430, 46747820, 51422602, 73460860, 93495640, 102845204, 128556505, 146921720, 205690408, 257113010, 514226020, 1028452040]

約数ペア:

[(1, 1028452040), (2, 514226020), (4, 257113010), (5, 205690408), (7, 146921720), (8, 128556505), (10, 102845204), (11, 93495640), (14, 73460860), (20, 51422602), (22, 46747820), (28, 36730430), (35, 29384344), (40, 25711301), (44, 23373910), (55, 18699128), (56, 18365215), (70, 14692172), (71, 14485240), (77, 13356520), (88, 11686955), (110, 9349564), (140, 7346086), (142, 7242620), (154, 6678260), (220, 4674782), (280, 3673043), (284, 3621310), (308, 3339130), (355, 2897048), (385, 2671304), (440, 2337391), (497, 2069320), (568, 1810655), (616, 1669565), (710, 1448524), (770, 1335652), (781, 1316840), (994, 1034660), (1420, 724262), (1540, 667826), (1562, 658420), (1988, 517330), (2485, 413864), (2840, 362131), (3080, 333913), (3124, 329210), (3905, 263368), (3976, 258665), (4703, 218680), (4970, 206932), (5467, 188120), (6248, 164605), (7810, 131684), (9406, 109340), (9940, 103466), (10934, 94060), (15620, 65842), (18812, 54670), (19880, 51733), (21868, 47030), (23515, 43736), (27335, 37624), (31240, 32921)]