15703355660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{415213}}^1$

素因数の和:415314

約数の個数: 48

約数和(自身を含む): 34598952192

約数和(自身を除く): 18895596532

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 7564, 9455, 18910, 37820, 415213, 830426, 1660852, 2076065, 4152130, 8304260, 12871603, 25327993, 25743206, 50655986, 51486412, 64358015, 101311972, 126639965, 128716030, 253279930, 257432060, 506559860, 785167783, 1570335566, 3140671132, 3925838915, 7851677830, 15703355660]

約数ペア:

[(1, 15703355660), (2, 7851677830), (4, 3925838915), (5, 3140671132), (10, 1570335566), (20, 785167783), (31, 506559860), (61, 257432060), (62, 253279930), (122, 128716030), (124, 126639965), (155, 101311972), (244, 64358015), (305, 51486412), (310, 50655986), (610, 25743206), (620, 25327993), (1220, 12871603), (1891, 8304260), (3782, 4152130), (7564, 2076065), (9455, 1660852), (18910, 830426), (37820, 415213)]