39453820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 97445376

約数和(自身を除く): 57991556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 317, 490, 508, 634, 635, 889, 980, 1268, 1270, 1585, 1778, 2219, 2540, 3170, 3556, 4438, 4445, 6223, 6340, 8876, 8890, 11095, 12446, 15533, 17780, 22190, 24892, 31066, 31115, 40259, 44380, 62132, 62230, 77665, 80518, 124460, 155330, 161036, 201295, 281813, 310660, 402590, 563626, 805180, 1127252, 1409065, 1972691, 2818130, 3945382, 5636260, 7890764, 9863455, 19726910, 39453820]

約数ペア:

[(1, 39453820), (2, 19726910), (4, 9863455), (5, 7890764), (7, 5636260), (10, 3945382), (14, 2818130), (20, 1972691), (28, 1409065), (35, 1127252), (49, 805180), (70, 563626), (98, 402590), (127, 310660), (140, 281813), (196, 201295), (245, 161036), (254, 155330), (317, 124460), (490, 80518), (508, 77665), (634, 62230), (635, 62132), (889, 44380), (980, 40259), (1268, 31115), (1270, 31066), (1585, 24892), (1778, 22190), (2219, 17780), (2540, 15533), (3170, 12446), (3556, 11095), (4438, 8890), (4445, 8876), (6223, 6340)]