39418540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 106293600

約数和(自身を除く): 66875060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 49, 58, 70, 73, 76, 95, 98, 116, 133, 140, 145, 146, 190, 196, 203, 245, 266, 290, 292, 365, 380, 406, 490, 511, 532, 551, 580, 665, 730, 812, 931, 980, 1015, 1022, 1102, 1330, 1387, 1421, 1460, 1862, 2030, 2044, 2117, 2204, 2555, 2660, 2755, 2774, 2842, 3577, 3724, 3857, 4060, 4234, 4655, 5110, 5510, 5548, 5684, 6935, 7105, 7154, 7714, 8468, 9310, 9709, 10220, 10585, 11020, 13870, 14210, 14308, 14819, 15428, 17885, 18620, 19285, 19418, 21170, 26999, 27740, 28420, 29638, 35770, 38570, 38836, 40223, 42340, 48545, 53998, 59276, 67963, 71540, 74095, 77140, 80446, 97090, 103733, 107996, 134995, 135926, 148190, 160892, 194180, 201115, 207466, 269990, 271852, 281561, 296380, 339815, 402230, 414932, 518665, 539980, 563122, 679630, 804460, 1037330, 1126244, 1359260, 1407805, 1970927, 2074660, 2815610, 3941854, 5631220, 7883708, 9854635, 19709270, 39418540]

約数ペア:

[(1, 39418540), (2, 19709270), (4, 9854635), (5, 7883708), (7, 5631220), (10, 3941854), (14, 2815610), (19, 2074660), (20, 1970927), (28, 1407805), (29, 1359260), (35, 1126244), (38, 1037330), (49, 804460), (58, 679630), (70, 563122), (73, 539980), (76, 518665), (95, 414932), (98, 402230), (116, 339815), (133, 296380), (140, 281561), (145, 271852), (146, 269990), (190, 207466), (196, 201115), (203, 194180), (245, 160892), (266, 148190), (290, 135926), (292, 134995), (365, 107996), (380, 103733), (406, 97090), (490, 80446), (511, 77140), (532, 74095), (551, 71540), (580, 67963), (665, 59276), (730, 53998), (812, 48545), (931, 42340), (980, 40223), (1015, 38836), (1022, 38570), (1102, 35770), (1330, 29638), (1387, 28420), (1421, 27740), (1460, 26999), (1862, 21170), (2030, 19418), (2044, 19285), (2117, 18620), (2204, 17885), (2555, 15428), (2660, 14819), (2755, 14308), (2774, 14210), (2842, 13870), (3577, 11020), (3724, 10585), (3857, 10220), (4060, 9709), (4234, 9310), (4655, 8468), (5110, 7714), (5510, 7154), (5548, 7105), (5684, 6935)]