2017115467780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{72649}}^1\times {\mathrm{198323}}^1$

素因数の和:270988

約数の個数: 48

約数和(自身を含む): 4841168169600

約数和(自身を除く): 2824052701820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 72649, 145298, 198323, 290596, 363245, 396646, 508543, 726490, 793292, 991615, 1017086, 1388261, 1452980, 1983230, 2034172, 2542715, 2776522, 3966460, 5085430, 5553044, 6941305, 10170860, 13882610, 27765220, 14407967627, 28815935254, 57631870508, 72039838135, 100855773389, 144079676270, 201711546778, 288159352540, 403423093556, 504278866945, 1008557733890, 2017115467780]

約数ペア:

[(1, 2017115467780), (2, 1008557733890), (4, 504278866945), (5, 403423093556), (7, 288159352540), (10, 201711546778), (14, 144079676270), (20, 100855773389), (28, 72039838135), (35, 57631870508), (70, 28815935254), (140, 14407967627), (72649, 27765220), (145298, 13882610), (198323, 10170860), (290596, 6941305), (363245, 5553044), (396646, 5085430), (508543, 3966460), (726490, 2776522), (793292, 2542715), (991615, 2034172), (1017086, 1983230), (1388261, 1452980)]