28546910

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 96

約数和(自身を含む): 66484800

約数和(自身を除く): 37937890

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 49, 70, 85, 98, 115, 119, 149, 161, 170, 230, 238, 245, 298, 322, 391, 490, 595, 745, 782, 805, 833, 1043, 1127, 1190, 1490, 1610, 1666, 1955, 2086, 2254, 2533, 2737, 3427, 3910, 4165, 5066, 5215, 5474, 5635, 6854, 7301, 8330, 10430, 11270, 12665, 13685, 14602, 17135, 17731, 19159, 23989, 25330, 27370, 34270, 35462, 36505, 38318, 47978, 58259, 73010, 88655, 95795, 116518, 119945, 124117, 167923, 177310, 191590, 239890, 248234, 291295, 335846, 407813, 582590, 620585, 815626, 839615, 1241170, 1679230, 2039065, 2854691, 4078130, 5709382, 14273455, 28546910]

約数ペア:

[(1, 28546910), (2, 14273455), (5, 5709382), (7, 4078130), (10, 2854691), (14, 2039065), (17, 1679230), (23, 1241170), (34, 839615), (35, 815626), (46, 620585), (49, 582590), (70, 407813), (85, 335846), (98, 291295), (115, 248234), (119, 239890), (149, 191590), (161, 177310), (170, 167923), (230, 124117), (238, 119945), (245, 116518), (298, 95795), (322, 88655), (391, 73010), (490, 58259), (595, 47978), (745, 38318), (782, 36505), (805, 35462), (833, 34270), (1043, 27370), (1127, 25330), (1190, 23989), (1490, 19159), (1610, 17731), (1666, 17135), (1955, 14602), (2086, 13685), (2254, 12665), (2533, 11270), (2737, 10430), (3427, 8330), (3910, 7301), (4165, 6854), (5066, 5635), (5215, 5474)]