57118040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1489}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 148046400

約数和(自身を除く): 90928360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 137, 140, 274, 280, 548, 685, 959, 1096, 1370, 1489, 1918, 2740, 2978, 3836, 4795, 5480, 5956, 7445, 7672, 9590, 10423, 11912, 14890, 19180, 20846, 29780, 38360, 41692, 52115, 59560, 83384, 104230, 203993, 208460, 407986, 416920, 815972, 1019965, 1427951, 1631944, 2039930, 2855902, 4079860, 5711804, 7139755, 8159720, 11423608, 14279510, 28559020, 57118040]

約数ペア:

[(1, 57118040), (2, 28559020), (4, 14279510), (5, 11423608), (7, 8159720), (8, 7139755), (10, 5711804), (14, 4079860), (20, 2855902), (28, 2039930), (35, 1631944), (40, 1427951), (56, 1019965), (70, 815972), (137, 416920), (140, 407986), (274, 208460), (280, 203993), (548, 104230), (685, 83384), (959, 59560), (1096, 52115), (1370, 41692), (1489, 38360), (1918, 29780), (2740, 20846), (2978, 19180), (3836, 14890), (4795, 11912), (5480, 10423), (5956, 9590), (7445, 7672)]