201735920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132721}}^1$

素因数の和:132753

約数の個数: 40

約数和(自身を含む): 493725840

約数和(自身を除く): 291989920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 132721, 265442, 530884, 663605, 1061768, 1327210, 2123536, 2521699, 2654420, 5043398, 5308840, 10086796, 10617680, 12608495, 20173592, 25216990, 40347184, 50433980, 100867960, 201735920]

約数ペア:

[(1, 201735920), (2, 100867960), (4, 50433980), (5, 40347184), (8, 25216990), (10, 20173592), (16, 12608495), (19, 10617680), (20, 10086796), (38, 5308840), (40, 5043398), (76, 2654420), (80, 2521699), (95, 2123536), (152, 1327210), (190, 1061768), (304, 663605), (380, 530884), (760, 265442), (1520, 132721)]