56940420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10663}}^1$

素因数の和:10764

約数の個数: 48

約数和(自身を含む): 161239680

約数和(自身を除く): 104299260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 10663, 21326, 31989, 42652, 53315, 63978, 106630, 127956, 159945, 213260, 319890, 639780, 949007, 1898014, 2847021, 3796028, 4745035, 5694042, 9490070, 11388084, 14235105, 18980140, 28470210, 56940420]

約数ペア:

[(1, 56940420), (2, 28470210), (3, 18980140), (4, 14235105), (5, 11388084), (6, 9490070), (10, 5694042), (12, 4745035), (15, 3796028), (20, 2847021), (30, 1898014), (60, 949007), (89, 639780), (178, 319890), (267, 213260), (356, 159945), (445, 127956), (534, 106630), (890, 63978), (1068, 53315), (1335, 42652), (1780, 31989), (2670, 21326), (5340, 10663)]