38668980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4003}}^1$

素因数の和:4045

約数の個数: 96

約数和(自身を含む): 129153024

約数和(自身を除く): 90484044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4003, 4830, 8006, 9660, 12009, 16012, 20015, 24018, 28021, 40030, 48036, 56042, 60045, 80060, 84063, 92069, 112084, 120090, 140105, 168126, 184138, 240180, 276207, 280210, 336252, 368276, 420315, 460345, 552414, 560420, 644483, 840630, 920690, 1104828, 1288966, 1381035, 1681260, 1841380, 1933449, 2577932, 2762070, 3222415, 3866898, 5524140, 6444830, 7733796, 9667245, 12889660, 19334490, 38668980]

約数ペア:

[(1, 38668980), (2, 19334490), (3, 12889660), (4, 9667245), (5, 7733796), (6, 6444830), (7, 5524140), (10, 3866898), (12, 3222415), (14, 2762070), (15, 2577932), (20, 1933449), (21, 1841380), (23, 1681260), (28, 1381035), (30, 1288966), (35, 1104828), (42, 920690), (46, 840630), (60, 644483), (69, 560420), (70, 552414), (84, 460345), (92, 420315), (105, 368276), (115, 336252), (138, 280210), (140, 276207), (161, 240180), (210, 184138), (230, 168126), (276, 140105), (322, 120090), (345, 112084), (420, 92069), (460, 84063), (483, 80060), (644, 60045), (690, 56042), (805, 48036), (966, 40030), (1380, 28021), (1610, 24018), (1932, 20015), (2415, 16012), (3220, 12009), (4003, 9660), (4830, 8006)]