2191700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 5666304

約数和(自身を除く): 3474604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 101, 124, 140, 155, 175, 202, 217, 310, 350, 404, 434, 505, 620, 700, 707, 775, 868, 1010, 1085, 1414, 1550, 2020, 2170, 2525, 2828, 3100, 3131, 3535, 4340, 5050, 5425, 6262, 7070, 10100, 10850, 12524, 14140, 15655, 17675, 21700, 21917, 31310, 35350, 43834, 62620, 70700, 78275, 87668, 109585, 156550, 219170, 313100, 438340, 547925, 1095850, 2191700]

約数ペア:

[(1, 2191700), (2, 1095850), (4, 547925), (5, 438340), (7, 313100), (10, 219170), (14, 156550), (20, 109585), (25, 87668), (28, 78275), (31, 70700), (35, 62620), (50, 43834), (62, 35350), (70, 31310), (100, 21917), (101, 21700), (124, 17675), (140, 15655), (155, 14140), (175, 12524), (202, 10850), (217, 10100), (310, 7070), (350, 6262), (404, 5425), (434, 5050), (505, 4340), (620, 3535), (700, 3131), (707, 3100), (775, 2828), (868, 2525), (1010, 2170), (1085, 2020), (1414, 1550)]