4213720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 11016000

約数和(自身を除く): 6802280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 149, 202, 280, 298, 404, 505, 596, 707, 745, 808, 1010, 1043, 1192, 1414, 1490, 2020, 2086, 2828, 2980, 3535, 4040, 4172, 5215, 5656, 5960, 7070, 8344, 10430, 14140, 15049, 20860, 28280, 30098, 41720, 60196, 75245, 105343, 120392, 150490, 210686, 300980, 421372, 526715, 601960, 842744, 1053430, 2106860, 4213720]

約数ペア:

[(1, 4213720), (2, 2106860), (4, 1053430), (5, 842744), (7, 601960), (8, 526715), (10, 421372), (14, 300980), (20, 210686), (28, 150490), (35, 120392), (40, 105343), (56, 75245), (70, 60196), (101, 41720), (140, 30098), (149, 28280), (202, 20860), (280, 15049), (298, 14140), (404, 10430), (505, 8344), (596, 7070), (707, 5960), (745, 5656), (808, 5215), (1010, 4172), (1043, 4040), (1192, 3535), (1414, 2980), (1490, 2828), (2020, 2086)]