18741840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6007}}^1$

素因数の和:6036

約数の個数: 80

約数和(自身を含む): 62579328

約数和(自身を除く): 43837488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6007, 12014, 18021, 24028, 30035, 36042, 48056, 60070, 72084, 78091, 90105, 96112, 120140, 144168, 156182, 180210, 234273, 240280, 288336, 312364, 360420, 390455, 468546, 480560, 624728, 720840, 780910, 937092, 1171365, 1249456, 1441680, 1561820, 1874184, 2342730, 3123640, 3748368, 4685460, 6247280, 9370920, 18741840]

約数ペア:

[(1, 18741840), (2, 9370920), (3, 6247280), (4, 4685460), (5, 3748368), (6, 3123640), (8, 2342730), (10, 1874184), (12, 1561820), (13, 1441680), (15, 1249456), (16, 1171365), (20, 937092), (24, 780910), (26, 720840), (30, 624728), (39, 480560), (40, 468546), (48, 390455), (52, 360420), (60, 312364), (65, 288336), (78, 240280), (80, 234273), (104, 180210), (120, 156182), (130, 144168), (156, 120140), (195, 96112), (208, 90105), (240, 78091), (260, 72084), (312, 60070), (390, 48056), (520, 36042), (624, 30035), (780, 24028), (1040, 18021), (1560, 12014), (3120, 6007)]