15953920

素因数分解:

$2^{12}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:89

約数の個数: 104

約数和(自身を含む): 41282640

約数和(自身を除く): 25328720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 41, 64, 76, 80, 82, 95, 128, 152, 160, 164, 190, 205, 256, 304, 320, 328, 380, 410, 512, 608, 640, 656, 760, 779, 820, 1024, 1216, 1280, 1312, 1520, 1558, 1640, 2048, 2432, 2560, 2624, 3040, 3116, 3280, 3895, 4096, 4864, 5120, 5248, 6080, 6232, 6560, 7790, 9728, 10240, 10496, 12160, 12464, 13120, 15580, 19456, 20480, 20992, 24320, 24928, 26240, 31160, 38912, 41984, 48640, 49856, 52480, 62320, 77824, 83968, 97280, 99712, 104960, 124640, 167936, 194560, 199424, 209920, 249280, 389120, 398848, 419840, 498560, 797696, 839680, 997120, 1595392, 1994240, 3190784, 3988480, 7976960, 15953920]

約数ペア:

[(1, 15953920), (2, 7976960), (4, 3988480), (5, 3190784), (8, 1994240), (10, 1595392), (16, 997120), (19, 839680), (20, 797696), (32, 498560), (38, 419840), (40, 398848), (41, 389120), (64, 249280), (76, 209920), (80, 199424), (82, 194560), (95, 167936), (128, 124640), (152, 104960), (160, 99712), (164, 97280), (190, 83968), (205, 77824), (256, 62320), (304, 52480), (320, 49856), (328, 48640), (380, 41984), (410, 38912), (512, 31160), (608, 26240), (640, 24928), (656, 24320), (760, 20992), (779, 20480), (820, 19456), (1024, 15580), (1216, 13120), (1280, 12464), (1312, 12160), (1520, 10496), (1558, 10240), (1640, 9728), (2048, 7790), (2432, 6560), (2560, 6232), (2624, 6080), (3040, 5248), (3116, 5120), (3280, 4864), (3895, 4096)]