16552760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1907}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 43960320

約数和(自身を除く): 27407560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 1907, 2170, 3814, 4340, 7628, 8680, 9535, 13349, 15256, 19070, 26698, 38140, 53396, 59117, 66745, 76280, 106792, 118234, 133490, 236468, 266980, 295585, 413819, 472936, 533960, 591170, 827638, 1182340, 1655276, 2069095, 2364680, 3310552, 4138190, 8276380, 16552760]

約数ペア:

[(1, 16552760), (2, 8276380), (4, 4138190), (5, 3310552), (7, 2364680), (8, 2069095), (10, 1655276), (14, 1182340), (20, 827638), (28, 591170), (31, 533960), (35, 472936), (40, 413819), (56, 295585), (62, 266980), (70, 236468), (124, 133490), (140, 118234), (155, 106792), (217, 76280), (248, 66745), (280, 59117), (310, 53396), (434, 38140), (620, 26698), (868, 19070), (1085, 15256), (1240, 13349), (1736, 9535), (1907, 8680), (2170, 7628), (3814, 4340)]