408037540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{607}}^1$

素因数の和:725

約数の個数: 96

約数和(自身を含む): 949939200

約数和(自身を除く): 541901660

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 61, 76, 95, 116, 122, 145, 190, 244, 290, 305, 380, 551, 580, 607, 610, 1102, 1159, 1214, 1220, 1769, 2204, 2318, 2428, 2755, 3035, 3538, 4636, 5510, 5795, 6070, 7076, 8845, 11020, 11533, 11590, 12140, 17603, 17690, 23066, 23180, 33611, 35206, 35380, 37027, 46132, 57665, 67222, 70412, 74054, 88015, 115330, 134444, 148108, 168055, 176030, 185135, 230660, 334457, 336110, 352060, 370270, 668914, 672220, 703513, 740540, 1073783, 1337828, 1407026, 1672285, 2147566, 2814052, 3344570, 3517565, 4295132, 5368915, 6689140, 7035130, 10737830, 14070260, 20401877, 21475660, 40803754, 81607508, 102009385, 204018770, 408037540]

約数ペア:

[(1, 408037540), (2, 204018770), (4, 102009385), (5, 81607508), (10, 40803754), (19, 21475660), (20, 20401877), (29, 14070260), (38, 10737830), (58, 7035130), (61, 6689140), (76, 5368915), (95, 4295132), (116, 3517565), (122, 3344570), (145, 2814052), (190, 2147566), (244, 1672285), (290, 1407026), (305, 1337828), (380, 1073783), (551, 740540), (580, 703513), (607, 672220), (610, 668914), (1102, 370270), (1159, 352060), (1214, 336110), (1220, 334457), (1769, 230660), (2204, 185135), (2318, 176030), (2428, 168055), (2755, 148108), (3035, 134444), (3538, 115330), (4636, 88015), (5510, 74054), (5795, 70412), (6070, 67222), (7076, 57665), (8845, 46132), (11020, 37027), (11533, 35380), (11590, 35206), (12140, 33611), (17603, 23180), (17690, 23066)]