1028594840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{21737}}^1$

素因数の和:21781

約数の個数: 96

約数和(自身を含む): 2864198880

約数和(自身を除く): 1835604040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 169, 182, 260, 280, 338, 364, 455, 520, 676, 728, 845, 910, 1183, 1352, 1690, 1820, 2366, 3380, 3640, 4732, 5915, 6760, 9464, 11830, 21737, 23660, 43474, 47320, 86948, 108685, 152159, 173896, 217370, 282581, 304318, 434740, 565162, 608636, 760795, 869480, 1130324, 1217272, 1412905, 1521590, 1978067, 2260648, 2825810, 3043180, 3673553, 3956134, 5651620, 6086360, 7347106, 7912268, 9890335, 11303240, 14694212, 15824536, 18367765, 19780670, 25714871, 29388424, 36735530, 39561340, 51429742, 73471060, 79122680, 102859484, 128574355, 146942120, 205718968, 257148710, 514297420, 1028594840]

約数ペア:

[(1, 1028594840), (2, 514297420), (4, 257148710), (5, 205718968), (7, 146942120), (8, 128574355), (10, 102859484), (13, 79122680), (14, 73471060), (20, 51429742), (26, 39561340), (28, 36735530), (35, 29388424), (40, 25714871), (52, 19780670), (56, 18367765), (65, 15824536), (70, 14694212), (91, 11303240), (104, 9890335), (130, 7912268), (140, 7347106), (169, 6086360), (182, 5651620), (260, 3956134), (280, 3673553), (338, 3043180), (364, 2825810), (455, 2260648), (520, 1978067), (676, 1521590), (728, 1412905), (845, 1217272), (910, 1130324), (1183, 869480), (1352, 760795), (1690, 608636), (1820, 565162), (2366, 434740), (3380, 304318), (3640, 282581), (4732, 217370), (5915, 173896), (6760, 152159), (9464, 108685), (11830, 86948), (21737, 47320), (23660, 43474)]