27821820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{673}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 85603392

約数和(自身を除く): 57781572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 53, 60, 65, 78, 106, 130, 156, 159, 195, 212, 260, 265, 318, 390, 530, 636, 673, 689, 780, 795, 1060, 1346, 1378, 1590, 2019, 2067, 2692, 2756, 3180, 3365, 3445, 4038, 4134, 6730, 6890, 8076, 8268, 8749, 10095, 10335, 13460, 13780, 17498, 20190, 20670, 26247, 34996, 35669, 40380, 41340, 43745, 52494, 71338, 87490, 104988, 107007, 131235, 142676, 174980, 178345, 214014, 262470, 356690, 428028, 463697, 524940, 535035, 713380, 927394, 1070070, 1391091, 1854788, 2140140, 2318485, 2782182, 4636970, 5564364, 6955455, 9273940, 13910910, 27821820]

約数ペア:

[(1, 27821820), (2, 13910910), (3, 9273940), (4, 6955455), (5, 5564364), (6, 4636970), (10, 2782182), (12, 2318485), (13, 2140140), (15, 1854788), (20, 1391091), (26, 1070070), (30, 927394), (39, 713380), (52, 535035), (53, 524940), (60, 463697), (65, 428028), (78, 356690), (106, 262470), (130, 214014), (156, 178345), (159, 174980), (195, 142676), (212, 131235), (260, 107007), (265, 104988), (318, 87490), (390, 71338), (530, 52494), (636, 43745), (673, 41340), (689, 40380), (780, 35669), (795, 34996), (1060, 26247), (1346, 20670), (1378, 20190), (1590, 17498), (2019, 13780), (2067, 13460), (2692, 10335), (2756, 10095), (3180, 8749), (3365, 8268), (3445, 8076), (4038, 6890), (4134, 6730)]