994193920

素因数分解:

$2^9\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4679}}^1$

素因数の和:4785

約数の個数: 80

約数和(自身を含む): 2412970560

約数和(自身を除く): 1418776640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 512, 640, 664, 830, 1280, 1328, 1660, 2560, 2656, 3320, 4679, 5312, 6640, 9358, 10624, 13280, 18716, 21248, 23395, 26560, 37432, 42496, 46790, 53120, 74864, 93580, 106240, 149728, 187160, 212480, 299456, 374320, 388357, 598912, 748640, 776714, 1197824, 1497280, 1553428, 1941785, 2395648, 2994560, 3106856, 3883570, 5989120, 6213712, 7767140, 11978240, 12427424, 15534280, 24854848, 31068560, 49709696, 62137120, 99419392, 124274240, 198838784, 248548480, 497096960, 994193920]

約数ペア:

[(1, 994193920), (2, 497096960), (4, 248548480), (5, 198838784), (8, 124274240), (10, 99419392), (16, 62137120), (20, 49709696), (32, 31068560), (40, 24854848), (64, 15534280), (80, 12427424), (83, 11978240), (128, 7767140), (160, 6213712), (166, 5989120), (256, 3883570), (320, 3106856), (332, 2994560), (415, 2395648), (512, 1941785), (640, 1553428), (664, 1497280), (830, 1197824), (1280, 776714), (1328, 748640), (1660, 598912), (2560, 388357), (2656, 374320), (3320, 299456), (4679, 212480), (5312, 187160), (6640, 149728), (9358, 106240), (10624, 93580), (13280, 74864), (18716, 53120), (21248, 46790), (23395, 42496), (26560, 37432)]