320422883980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{2249213}}^1$

素因数の和:2249658

約数の個数: 48

約数和(自身を含む): 714170429280

約数和(自身を除く): 393747545300

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 419, 838, 1676, 2095, 4190, 7123, 8380, 14246, 28492, 35615, 71230, 142460, 2249213, 4498426, 8996852, 11246065, 22492130, 38236621, 44984260, 76473242, 152946484, 191183105, 382366210, 764732420, 942420247, 1884840494, 3769680988, 4712101235, 9424202470, 16021144199, 18848404940, 32042288398, 64084576796, 80105720995, 160211441990, 320422883980]

約数ペア:

[(1, 320422883980), (2, 160211441990), (4, 80105720995), (5, 64084576796), (10, 32042288398), (17, 18848404940), (20, 16021144199), (34, 9424202470), (68, 4712101235), (85, 3769680988), (170, 1884840494), (340, 942420247), (419, 764732420), (838, 382366210), (1676, 191183105), (2095, 152946484), (4190, 76473242), (7123, 44984260), (8380, 38236621), (14246, 22492130), (28492, 11246065), (35615, 8996852), (71230, 4498426), (142460, 2249213)]