20123781330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{907}}^1\times {\mathrm{1931}}^1$

素因数の和:3231

約数の個数: 64

約数和(自身を含む): 48501669888

約数和(自身を除く): 28377888558

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 383, 766, 907, 1149, 1814, 1915, 1931, 2298, 2721, 3830, 3862, 4535, 5442, 5745, 5793, 9070, 9655, 11490, 11586, 13605, 19310, 27210, 28965, 57930, 347381, 694762, 739573, 1042143, 1479146, 1736905, 1751417, 2084286, 2218719, 3473810, 3502834, 3697865, 4437438, 5210715, 5254251, 7395730, 8757085, 10421430, 10508502, 11093595, 17514170, 22187190, 26271255, 52542510, 670792711, 1341585422, 2012378133, 3353963555, 4024756266, 6707927110, 10061890665, 20123781330]

約数ペア:

[(1, 20123781330), (2, 10061890665), (3, 6707927110), (5, 4024756266), (6, 3353963555), (10, 2012378133), (15, 1341585422), (30, 670792711), (383, 52542510), (766, 26271255), (907, 22187190), (1149, 17514170), (1814, 11093595), (1915, 10508502), (1931, 10421430), (2298, 8757085), (2721, 7395730), (3830, 5254251), (3862, 5210715), (4535, 4437438), (5442, 3697865), (5745, 3502834), (5793, 3473810), (9070, 2218719), (9655, 2084286), (11490, 1751417), (11586, 1736905), (13605, 1479146), (19310, 1042143), (27210, 739573), (28965, 694762), (57930, 347381)]