28408260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{473471}}^1$

素因数の和:473483

約数の個数: 24

約数和(自身を含む): 79543296

約数和(自身を除く): 51135036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 473471, 946942, 1420413, 1893884, 2367355, 2840826, 4734710, 5681652, 7102065, 9469420, 14204130, 28408260]

約数ペア:

[(1, 28408260), (2, 14204130), (3, 9469420), (4, 7102065), (5, 5681652), (6, 4734710), (10, 2840826), (12, 2367355), (15, 1893884), (20, 1420413), (30, 946942), (60, 473471)]