201416720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{132511}}^1$

素因数の和:132543

約数の個数: 40

約数和(自身を含む): 492944640

約数和(自身を除く): 291527920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 132511, 265022, 530044, 662555, 1060088, 1325110, 2120176, 2517709, 2650220, 5035418, 5300440, 10070836, 10600880, 12588545, 20141672, 25177090, 40283344, 50354180, 100708360, 201416720]

約数ペア:

[(1, 201416720), (2, 100708360), (4, 50354180), (5, 40283344), (8, 25177090), (10, 20141672), (16, 12588545), (19, 10600880), (20, 10070836), (38, 5300440), (40, 5035418), (76, 2650220), (80, 2517709), (95, 2120176), (152, 1325110), (190, 1060088), (304, 662555), (380, 530044), (760, 265022), (1520, 132511)]