2017208480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{257297}}^1$

素因数の和:257326

約数の個数: 72

約数和(自身を含む): 5543742708

約数和(自身を除く): 3526534228

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 257297, 514594, 1029188, 1286485, 1801079, 2058376, 2572970, 3602158, 4116752, 5145940, 7204316, 8233504, 9005395, 10291880, 12607553, 14408632, 18010790, 20583760, 25215106, 28817264, 36021580, 41167520, 50430212, 57634528, 63037765, 72043160, 100860424, 126075530, 144086320, 201720848, 252151060, 288172640, 403441696, 504302120, 1008604240, 2017208480]

約数ペア:

[(1, 2017208480), (2, 1008604240), (4, 504302120), (5, 403441696), (7, 288172640), (8, 252151060), (10, 201720848), (14, 144086320), (16, 126075530), (20, 100860424), (28, 72043160), (32, 63037765), (35, 57634528), (40, 50430212), (49, 41167520), (56, 36021580), (70, 28817264), (80, 25215106), (98, 20583760), (112, 18010790), (140, 14408632), (160, 12607553), (196, 10291880), (224, 9005395), (245, 8233504), (280, 7204316), (392, 5145940), (490, 4116752), (560, 3602158), (784, 2572970), (980, 2058376), (1120, 1801079), (1568, 1286485), (1960, 1029188), (3920, 514594), (7840, 257297)]