39947964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 118917120

約数和(自身を除く): 78969156

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 29, 31, 42, 46, 58, 62, 69, 84, 87, 92, 93, 116, 124, 138, 161, 174, 186, 203, 217, 276, 322, 348, 372, 406, 434, 483, 529, 609, 644, 651, 667, 713, 812, 868, 899, 966, 1058, 1218, 1302, 1334, 1426, 1587, 1798, 1932, 2001, 2116, 2139, 2436, 2604, 2668, 2697, 2852, 3174, 3596, 3703, 4002, 4278, 4669, 4991, 5394, 6293, 6348, 7406, 8004, 8556, 9338, 9982, 10788, 11109, 12586, 14007, 14812, 14973, 15341, 16399, 18676, 18879, 19964, 20677, 22218, 25172, 28014, 29946, 30682, 32798, 37758, 41354, 44436, 46023, 49197, 56028, 59892, 61364, 62031, 65596, 75516, 82708, 92046, 98394, 107387, 114793, 124062, 144739, 184092, 196788, 214774, 229586, 248124, 289478, 322161, 344379, 429548, 434217, 459172, 475571, 578956, 644322, 688758, 868434, 951142, 1288644, 1377516, 1426713, 1736868, 1902284, 2853426, 3328997, 5706852, 6657994, 9986991, 13315988, 19973982, 39947964]

約数ペア:

[(1, 39947964), (2, 19973982), (3, 13315988), (4, 9986991), (6, 6657994), (7, 5706852), (12, 3328997), (14, 2853426), (21, 1902284), (23, 1736868), (28, 1426713), (29, 1377516), (31, 1288644), (42, 951142), (46, 868434), (58, 688758), (62, 644322), (69, 578956), (84, 475571), (87, 459172), (92, 434217), (93, 429548), (116, 344379), (124, 322161), (138, 289478), (161, 248124), (174, 229586), (186, 214774), (203, 196788), (217, 184092), (276, 144739), (322, 124062), (348, 114793), (372, 107387), (406, 98394), (434, 92046), (483, 82708), (529, 75516), (609, 65596), (644, 62031), (651, 61364), (667, 59892), (713, 56028), (812, 49197), (868, 46023), (899, 44436), (966, 41354), (1058, 37758), (1218, 32798), (1302, 30682), (1334, 29946), (1426, 28014), (1587, 25172), (1798, 22218), (1932, 20677), (2001, 19964), (2116, 18879), (2139, 18676), (2436, 16399), (2604, 15341), (2668, 14973), (2697, 14812), (2852, 14007), (3174, 12586), (3596, 11109), (3703, 10788), (4002, 9982), (4278, 9338), (4669, 8556), (4991, 8004), (5394, 7406), (6293, 6348)]