15695559860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{299191}}^1$

素因数の和:299304

約数の個数: 48

約数和(自身を含む): 34280222592

約数和(自身を除く): 18584662732

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 610, 860, 1220, 2623, 5246, 10492, 13115, 26230, 52460, 299191, 598382, 1196764, 1495955, 2991910, 5983820, 12865213, 18250651, 25730426, 36501302, 51460852, 64326065, 73002604, 91253255, 128652130, 182506510, 257304260, 365013020, 784777993, 1569555986, 3139111972, 3923889965, 7847779930, 15695559860]

約数ペア:

[(1, 15695559860), (2, 7847779930), (4, 3923889965), (5, 3139111972), (10, 1569555986), (20, 784777993), (43, 365013020), (61, 257304260), (86, 182506510), (122, 128652130), (172, 91253255), (215, 73002604), (244, 64326065), (305, 51460852), (430, 36501302), (610, 25730426), (860, 18250651), (1220, 12865213), (2623, 5983820), (5246, 2991910), (10492, 1495955), (13115, 1196764), (26230, 598382), (52460, 299191)]