26381940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 80438400

約数和(自身を除く): 54056460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 149, 156, 195, 227, 260, 298, 390, 447, 454, 596, 681, 745, 780, 894, 908, 1135, 1362, 1490, 1788, 1937, 2235, 2270, 2724, 2951, 2980, 3405, 3874, 4470, 4540, 5811, 5902, 6810, 7748, 8853, 8940, 9685, 11622, 11804, 13620, 14755, 17706, 19370, 23244, 29055, 29510, 33823, 35412, 38740, 44265, 58110, 59020, 67646, 88530, 101469, 116220, 135292, 169115, 177060, 202938, 338230, 405876, 439699, 507345, 676460, 879398, 1014690, 1319097, 1758796, 2029380, 2198495, 2638194, 4396990, 5276388, 6595485, 8793980, 13190970, 26381940]

約数ペア:

[(1, 26381940), (2, 13190970), (3, 8793980), (4, 6595485), (5, 5276388), (6, 4396990), (10, 2638194), (12, 2198495), (13, 2029380), (15, 1758796), (20, 1319097), (26, 1014690), (30, 879398), (39, 676460), (52, 507345), (60, 439699), (65, 405876), (78, 338230), (130, 202938), (149, 177060), (156, 169115), (195, 135292), (227, 116220), (260, 101469), (298, 88530), (390, 67646), (447, 59020), (454, 58110), (596, 44265), (681, 38740), (745, 35412), (780, 33823), (894, 29510), (908, 29055), (1135, 23244), (1362, 19370), (1490, 17706), (1788, 14755), (1937, 13620), (2235, 11804), (2270, 11622), (2724, 9685), (2951, 8940), (2980, 8853), (3405, 7748), (3874, 6810), (4470, 5902), (4540, 5811)]