187521220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{6197}}^1$

素因数の和:6312

約数の個数: 48

約数和(自身を含む): 421711920

約数和(自身を除く): 234190700

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 6052, 6197, 7565, 12394, 15130, 24788, 30260, 30985, 61970, 105349, 123940, 210698, 421396, 526745, 551533, 1053490, 1103066, 2106980, 2206132, 2757665, 5515330, 9376061, 11030660, 18752122, 37504244, 46880305, 93760610, 187521220]

約数ペア:

[(1, 187521220), (2, 93760610), (4, 46880305), (5, 37504244), (10, 18752122), (17, 11030660), (20, 9376061), (34, 5515330), (68, 2757665), (85, 2206132), (89, 2106980), (170, 1103066), (178, 1053490), (340, 551533), (356, 526745), (445, 421396), (890, 210698), (1513, 123940), (1780, 105349), (3026, 61970), (6052, 30985), (6197, 30260), (7565, 24788), (12394, 15130)]