389630780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{2239}}^1$

素因数の和:2379

約数の個数: 96

約数和(自身を含む): 1029611520

約数和(自身を除く): 639980740

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 113, 140, 154, 220, 226, 308, 385, 452, 565, 770, 791, 1130, 1243, 1540, 1582, 2239, 2260, 2486, 3164, 3955, 4478, 4972, 6215, 7910, 8701, 8956, 11195, 12430, 15673, 15820, 17402, 22390, 24629, 24860, 31346, 34804, 43505, 44780, 49258, 62692, 78365, 87010, 98516, 123145, 156730, 172403, 174020, 246290, 253007, 313460, 344806, 492580, 506014, 689612, 862015, 1012028, 1265035, 1724030, 1771049, 2530070, 2783077, 3448060, 3542098, 5060140, 5566154, 7084196, 8855245, 11132308, 13915385, 17710490, 19481539, 27830770, 35420980, 38963078, 55661540, 77926156, 97407695, 194815390, 389630780]

約数ペア:

[(1, 389630780), (2, 194815390), (4, 97407695), (5, 77926156), (7, 55661540), (10, 38963078), (11, 35420980), (14, 27830770), (20, 19481539), (22, 17710490), (28, 13915385), (35, 11132308), (44, 8855245), (55, 7084196), (70, 5566154), (77, 5060140), (110, 3542098), (113, 3448060), (140, 2783077), (154, 2530070), (220, 1771049), (226, 1724030), (308, 1265035), (385, 1012028), (452, 862015), (565, 689612), (770, 506014), (791, 492580), (1130, 344806), (1243, 313460), (1540, 253007), (1582, 246290), (2239, 174020), (2260, 172403), (2486, 156730), (3164, 123145), (3955, 98516), (4478, 87010), (4972, 78365), (6215, 62692), (7910, 49258), (8701, 44780), (8956, 43505), (11195, 34804), (12430, 31346), (15673, 24860), (15820, 24629), (17402, 22390)]