201921420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{37813}}^1$

素因数の和:37914

約数の個数: 48

約数和(自身を含む): 571747680

約数和(自身を除く): 369826260

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, 37813, 75626, 113439, 151252, 189065, 226878, 378130, 453756, 567195, 756260, 1134390, 2268780, 3365357, 6730714, 10096071, 13461428, 16826785, 20192142, 33653570, 40384284, 50480355, 67307140, 100960710, 201921420]

約数ペア:

[(1, 201921420), (2, 100960710), (3, 67307140), (4, 50480355), (5, 40384284), (6, 33653570), (10, 20192142), (12, 16826785), (15, 13461428), (20, 10096071), (30, 6730714), (60, 3365357), (89, 2268780), (178, 1134390), (267, 756260), (356, 567195), (445, 453756), (534, 378130), (890, 226878), (1068, 189065), (1335, 151252), (1780, 113439), (2670, 75626), (5340, 37813)]