38354680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 128

約数和(自身を含む): 109226880

約数和(自身を除く): 70872200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 41, 52, 56, 65, 70, 82, 91, 104, 130, 140, 164, 182, 205, 257, 260, 280, 287, 328, 364, 410, 455, 514, 520, 533, 574, 728, 820, 910, 1028, 1066, 1148, 1285, 1435, 1640, 1799, 1820, 2056, 2132, 2296, 2570, 2665, 2870, 3341, 3598, 3640, 3731, 4264, 5140, 5330, 5740, 6682, 7196, 7462, 8995, 10280, 10537, 10660, 11480, 13364, 14392, 14924, 16705, 17990, 18655, 21074, 21320, 23387, 26728, 29848, 33410, 35980, 37310, 42148, 46774, 52685, 66820, 71960, 73759, 74620, 84296, 93548, 105370, 116935, 133640, 136981, 147518, 149240, 187096, 210740, 233870, 273962, 295036, 368795, 421480, 467740, 547924, 590072, 684905, 737590, 935480, 958867, 1095848, 1369810, 1475180, 1917734, 2739620, 2950360, 3835468, 4794335, 5479240, 7670936, 9588670, 19177340, 38354680]

約数ペア:

[(1, 38354680), (2, 19177340), (4, 9588670), (5, 7670936), (7, 5479240), (8, 4794335), (10, 3835468), (13, 2950360), (14, 2739620), (20, 1917734), (26, 1475180), (28, 1369810), (35, 1095848), (40, 958867), (41, 935480), (52, 737590), (56, 684905), (65, 590072), (70, 547924), (82, 467740), (91, 421480), (104, 368795), (130, 295036), (140, 273962), (164, 233870), (182, 210740), (205, 187096), (257, 149240), (260, 147518), (280, 136981), (287, 133640), (328, 116935), (364, 105370), (410, 93548), (455, 84296), (514, 74620), (520, 73759), (533, 71960), (574, 66820), (728, 52685), (820, 46774), (910, 42148), (1028, 37310), (1066, 35980), (1148, 33410), (1285, 29848), (1435, 26728), (1640, 23387), (1799, 21320), (1820, 21074), (2056, 18655), (2132, 17990), (2296, 16705), (2570, 14924), (2665, 14392), (2870, 13364), (3341, 11480), (3598, 10660), (3640, 10537), (3731, 10280), (4264, 8995), (5140, 7462), (5330, 7196), (5740, 6682)]