39358880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 108591840

約数和(自身を除く): 69232960

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 107, 110, 121, 152, 160, 176, 190, 209, 214, 220, 242, 304, 352, 380, 418, 428, 440, 484, 535, 605, 608, 760, 836, 856, 880, 968, 1045, 1070, 1177, 1210, 1520, 1672, 1712, 1760, 1936, 2033, 2090, 2140, 2299, 2354, 2420, 3040, 3344, 3424, 3872, 4066, 4180, 4280, 4598, 4708, 4840, 5885, 6688, 8132, 8360, 8560, 9196, 9416, 9680, 10165, 11495, 11770, 12947, 16264, 16720, 17120, 18392, 18832, 19360, 20330, 22363, 22990, 23540, 25894, 32528, 33440, 36784, 37664, 40660, 44726, 45980, 47080, 51788, 64735, 65056, 73568, 81320, 89452, 91960, 94160, 103576, 111815, 129470, 162640, 178904, 183920, 188320, 207152, 223630, 245993, 258940, 325280, 357808, 367840, 414304, 447260, 491986, 517880, 715616, 894520, 983972, 1035760, 1229965, 1789040, 1967944, 2071520, 2459930, 3578080, 3935888, 4919860, 7871776, 9839720, 19679440, 39358880]

約数ペア:

[(1, 39358880), (2, 19679440), (4, 9839720), (5, 7871776), (8, 4919860), (10, 3935888), (11, 3578080), (16, 2459930), (19, 2071520), (20, 1967944), (22, 1789040), (32, 1229965), (38, 1035760), (40, 983972), (44, 894520), (55, 715616), (76, 517880), (80, 491986), (88, 447260), (95, 414304), (107, 367840), (110, 357808), (121, 325280), (152, 258940), (160, 245993), (176, 223630), (190, 207152), (209, 188320), (214, 183920), (220, 178904), (242, 162640), (304, 129470), (352, 111815), (380, 103576), (418, 94160), (428, 91960), (440, 89452), (484, 81320), (535, 73568), (605, 65056), (608, 64735), (760, 51788), (836, 47080), (856, 45980), (880, 44726), (968, 40660), (1045, 37664), (1070, 36784), (1177, 33440), (1210, 32528), (1520, 25894), (1672, 23540), (1712, 22990), (1760, 22363), (1936, 20330), (2033, 19360), (2090, 18832), (2140, 18392), (2299, 17120), (2354, 16720), (2420, 16264), (3040, 12947), (3344, 11770), (3424, 11495), (3872, 10165), (4066, 9680), (4180, 9416), (4280, 9196), (4598, 8560), (4708, 8360), (4840, 8132), (5885, 6688)]