394063490

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{7603}}^1$

素因数の和:7754

約数の個数: 32

約数和(自身を含む): 729254016

約数和(自身を除く): 335190526

約数列:

[1, 2, 5, 10, 71, 73, 142, 146, 355, 365, 710, 730, 5183, 7603, 10366, 15206, 25915, 38015, 51830, 76030, 539813, 555019, 1079626, 1110038, 2699065, 2775095, 5398130, 5550190, 39406349, 78812698, 197031745, 394063490]

約数ペア:

[(1, 394063490), (2, 197031745), (5, 78812698), (10, 39406349), (71, 5550190), (73, 5398130), (142, 2775095), (146, 2699065), (355, 1110038), (365, 1079626), (710, 555019), (730, 539813), (5183, 76030), (7603, 51830), (10366, 38015), (15206, 25915)]