19029123080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{126827}}^1$

素因数の和:126891

約数の個数: 96

約数和(自身を含む): 48580197120

約数和(自身を除く): 29551074040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 121, 124, 155, 220, 242, 248, 310, 341, 440, 484, 605, 620, 682, 968, 1210, 1240, 1364, 1705, 2420, 2728, 3410, 3751, 4840, 6820, 7502, 13640, 15004, 18755, 30008, 37510, 75020, 126827, 150040, 253654, 507308, 634135, 1014616, 1268270, 1395097, 2536540, 2790194, 3931637, 5073080, 5580388, 6975485, 7863274, 11160776, 13950970, 15346067, 15726548, 19658185, 27901940, 30692134, 31453096, 39316370, 43248007, 55803880, 61384268, 76730335, 78632740, 86496014, 122768536, 153460670, 157265480, 172992028, 216240035, 306921340, 345984056, 432480070, 475728077, 613842680, 864960140, 951456154, 1729920280, 1902912308, 2378640385, 3805824616, 4757280770, 9514561540, 19029123080]

約数ペア:

[(1, 19029123080), (2, 9514561540), (4, 4757280770), (5, 3805824616), (8, 2378640385), (10, 1902912308), (11, 1729920280), (20, 951456154), (22, 864960140), (31, 613842680), (40, 475728077), (44, 432480070), (55, 345984056), (62, 306921340), (88, 216240035), (110, 172992028), (121, 157265480), (124, 153460670), (155, 122768536), (220, 86496014), (242, 78632740), (248, 76730335), (310, 61384268), (341, 55803880), (440, 43248007), (484, 39316370), (605, 31453096), (620, 30692134), (682, 27901940), (968, 19658185), (1210, 15726548), (1240, 15346067), (1364, 13950970), (1705, 11160776), (2420, 7863274), (2728, 6975485), (3410, 5580388), (3751, 5073080), (4840, 3931637), (6820, 2790194), (7502, 2536540), (13640, 1395097), (15004, 1268270), (18755, 1014616), (30008, 634135), (37510, 507308), (75020, 253654), (126827, 150040)]