560520140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{5443}}^1$

素因数の和:5742

約数の個数: 48

約数和(自身を含む): 1243845120

約数和(自身を除く): 683324980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 271, 380, 542, 1084, 1355, 2710, 5149, 5420, 5443, 10298, 10886, 20596, 21772, 25745, 27215, 51490, 54430, 102980, 103417, 108860, 206834, 413668, 517085, 1034170, 1475053, 2068340, 2950106, 5900212, 7375265, 14750530, 28026007, 29501060, 56052014, 112104028, 140130035, 280260070, 560520140]

約数ペア:

[(1, 560520140), (2, 280260070), (4, 140130035), (5, 112104028), (10, 56052014), (19, 29501060), (20, 28026007), (38, 14750530), (76, 7375265), (95, 5900212), (190, 2950106), (271, 2068340), (380, 1475053), (542, 1034170), (1084, 517085), (1355, 413668), (2710, 206834), (5149, 108860), (5420, 103417), (5443, 102980), (10298, 54430), (10886, 51490), (20596, 27215), (21772, 25745)]