15558740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 35163072

約数和(自身を除く): 19604332

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 683, 1139, 1340, 1366, 2278, 2732, 3415, 4556, 5695, 6830, 11390, 11611, 13660, 22780, 23222, 45761, 46444, 58055, 91522, 116110, 183044, 228805, 232220, 457610, 777937, 915220, 1555874, 3111748, 3889685, 7779370, 15558740]

約数ペア:

[(1, 15558740), (2, 7779370), (4, 3889685), (5, 3111748), (10, 1555874), (17, 915220), (20, 777937), (34, 457610), (67, 232220), (68, 228805), (85, 183044), (134, 116110), (170, 91522), (268, 58055), (335, 46444), (340, 45761), (670, 23222), (683, 22780), (1139, 13660), (1340, 11611), (1366, 11390), (2278, 6830), (2732, 5695), (3415, 4556)]