41391880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:646

約数の個数: 64

約数和(自身を含む): 99144000

約数和(自身を除く): 57752120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 190, 214, 380, 428, 509, 535, 760, 856, 1018, 1070, 2033, 2036, 2140, 2545, 4066, 4072, 4280, 5090, 8132, 9671, 10165, 10180, 16264, 19342, 20330, 20360, 38684, 40660, 48355, 54463, 77368, 81320, 96710, 108926, 193420, 217852, 272315, 386840, 435704, 544630, 1034797, 1089260, 2069594, 2178520, 4139188, 5173985, 8278376, 10347970, 20695940, 41391880]

約数ペア:

[(1, 41391880), (2, 20695940), (4, 10347970), (5, 8278376), (8, 5173985), (10, 4139188), (19, 2178520), (20, 2069594), (38, 1089260), (40, 1034797), (76, 544630), (95, 435704), (107, 386840), (152, 272315), (190, 217852), (214, 193420), (380, 108926), (428, 96710), (509, 81320), (535, 77368), (760, 54463), (856, 48355), (1018, 40660), (1070, 38684), (2033, 20360), (2036, 20330), (2140, 19342), (2545, 16264), (4066, 10180), (4072, 10165), (4280, 9671), (5090, 8132)]