40019770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 90419328

約数和(自身を除く): 50399558

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 53, 67, 70, 98, 106, 115, 134, 161, 230, 245, 265, 322, 335, 371, 469, 490, 530, 670, 742, 805, 938, 1127, 1219, 1541, 1610, 1855, 2254, 2345, 2438, 2597, 3082, 3283, 3551, 3710, 4690, 5194, 5635, 6095, 6566, 7102, 7705, 8533, 10787, 11270, 12190, 12985, 15410, 16415, 17066, 17755, 21574, 24857, 25970, 32830, 35510, 42665, 49714, 53935, 59731, 75509, 81673, 85330, 107870, 119462, 124285, 151018, 163346, 173999, 248570, 298655, 347998, 377545, 408365, 571711, 597310, 755090, 816730, 869995, 1143422, 1739990, 2858555, 4001977, 5717110, 8003954, 20009885, 40019770]

約数ペア:

[(1, 40019770), (2, 20009885), (5, 8003954), (7, 5717110), (10, 4001977), (14, 2858555), (23, 1739990), (35, 1143422), (46, 869995), (49, 816730), (53, 755090), (67, 597310), (70, 571711), (98, 408365), (106, 377545), (115, 347998), (134, 298655), (161, 248570), (230, 173999), (245, 163346), (265, 151018), (322, 124285), (335, 119462), (371, 107870), (469, 85330), (490, 81673), (530, 75509), (670, 59731), (742, 53935), (805, 49714), (938, 42665), (1127, 35510), (1219, 32830), (1541, 25970), (1610, 24857), (1855, 21574), (2254, 17755), (2345, 17066), (2438, 16415), (2597, 15410), (3082, 12985), (3283, 12190), (3551, 11270), (3710, 10787), (4690, 8533), (5194, 7705), (5635, 7102), (6095, 6566)]