31284420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30671}}^1$

素因数の和:30700

約数の個数: 48

約数和(自身を含む): 92752128

約数和(自身を除く): 61467708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 30671, 61342, 92013, 122684, 153355, 184026, 306710, 368052, 460065, 521407, 613420, 920130, 1042814, 1564221, 1840260, 2085628, 2607035, 3128442, 5214070, 6256884, 7821105, 10428140, 15642210, 31284420]

約数ペア:

[(1, 31284420), (2, 15642210), (3, 10428140), (4, 7821105), (5, 6256884), (6, 5214070), (10, 3128442), (12, 2607035), (15, 2085628), (17, 1840260), (20, 1564221), (30, 1042814), (34, 920130), (51, 613420), (60, 521407), (68, 460065), (85, 368052), (102, 306710), (170, 184026), (204, 153355), (255, 122684), (340, 92013), (510, 61342), (1020, 30671)]