20005901104

素因数分解:

$2^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1501043}}^1$

素因数の和:1501082

約数の個数: 60

約数和(自身を含む): 47742205464

約数和(自身を除く): 27736304360

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 49, 56, 68, 98, 112, 119, 136, 196, 238, 272, 392, 476, 784, 833, 952, 1666, 1904, 3332, 6664, 13328, 1501043, 3002086, 6004172, 10507301, 12008344, 21014602, 24016688, 25517731, 42029204, 51035462, 73551107, 84058408, 102070924, 147102214, 168116816, 178624117, 204141848, 294204428, 357248234, 408283696, 588408856, 714496468, 1176817712, 1250368819, 1428992936, 2500737638, 2857985872, 5001475276, 10002950552, 20005901104]

約数ペア:

[(1, 20005901104), (2, 10002950552), (4, 5001475276), (7, 2857985872), (8, 2500737638), (14, 1428992936), (16, 1250368819), (17, 1176817712), (28, 714496468), (34, 588408856), (49, 408283696), (56, 357248234), (68, 294204428), (98, 204141848), (112, 178624117), (119, 168116816), (136, 147102214), (196, 102070924), (238, 84058408), (272, 73551107), (392, 51035462), (476, 42029204), (784, 25517731), (833, 24016688), (952, 21014602), (1666, 12008344), (1904, 10507301), (3332, 6004172), (6664, 3002086), (13328, 1501043)]