18823920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1970

約数の個数: 80

約数和(自身を含む): 59808672

約数和(自身を除く): 40984752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1913, 1968, 2460, 3280, 3826, 4920, 5739, 7652, 9565, 9840, 11478, 15304, 19130, 22956, 28695, 30608, 38260, 45912, 57390, 76520, 78433, 91824, 114780, 153040, 156866, 229560, 235299, 313732, 392165, 459120, 470598, 627464, 784330, 941196, 1176495, 1254928, 1568660, 1882392, 2352990, 3137320, 3764784, 4705980, 6274640, 9411960, 18823920]

約数ペア:

[(1, 18823920), (2, 9411960), (3, 6274640), (4, 4705980), (5, 3764784), (6, 3137320), (8, 2352990), (10, 1882392), (12, 1568660), (15, 1254928), (16, 1176495), (20, 941196), (24, 784330), (30, 627464), (40, 470598), (41, 459120), (48, 392165), (60, 313732), (80, 235299), (82, 229560), (120, 156866), (123, 153040), (164, 114780), (205, 91824), (240, 78433), (246, 76520), (328, 57390), (410, 45912), (492, 38260), (615, 30608), (656, 28695), (820, 22956), (984, 19130), (1230, 15304), (1640, 11478), (1913, 9840), (1968, 9565), (2460, 7652), (3280, 5739), (3826, 4920)]