30443320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1048

約数の個数: 64

約数和(自身を含む): 73936800

約数和(自身を除く): 43493480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 977, 1558, 1640, 1954, 3116, 3895, 3908, 4885, 6232, 7790, 7816, 9770, 15580, 18563, 19540, 31160, 37126, 39080, 40057, 74252, 80114, 92815, 148504, 160228, 185630, 200285, 320456, 371260, 400570, 742520, 761083, 801140, 1522166, 1602280, 3044332, 3805415, 6088664, 7610830, 15221660, 30443320]

約数ペア:

[(1, 30443320), (2, 15221660), (4, 7610830), (5, 6088664), (8, 3805415), (10, 3044332), (19, 1602280), (20, 1522166), (38, 801140), (40, 761083), (41, 742520), (76, 400570), (82, 371260), (95, 320456), (152, 200285), (164, 185630), (190, 160228), (205, 148504), (328, 92815), (380, 80114), (410, 74252), (760, 40057), (779, 39080), (820, 37126), (977, 31160), (1558, 19540), (1640, 18563), (1954, 15580), (3116, 9770), (3895, 7816), (3908, 7790), (4885, 6232)]