45290420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3203}}^1$

素因数の和:3320

約数の個数: 48

約数和(自身を含む): 109807488

約数和(自身を除く): 64517068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3203, 3535, 6406, 7070, 12812, 14140, 16015, 22421, 32030, 44842, 64060, 89684, 112105, 224210, 323503, 448420, 647006, 1294012, 1617515, 2264521, 3235030, 4529042, 6470060, 9058084, 11322605, 22645210, 45290420]

約数ペア:

[(1, 45290420), (2, 22645210), (4, 11322605), (5, 9058084), (7, 6470060), (10, 4529042), (14, 3235030), (20, 2264521), (28, 1617515), (35, 1294012), (70, 647006), (101, 448420), (140, 323503), (202, 224210), (404, 112105), (505, 89684), (707, 64060), (1010, 44842), (1414, 32030), (2020, 22421), (2828, 16015), (3203, 14140), (3535, 12812), (6406, 7070)]