204562180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{7673}}^1$

素因数の和:7756

約数の個数: 48

約数和(自身を含む): 453809664

約数和(自身を除く): 249247484

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 1333, 2666, 5332, 6665, 7673, 13330, 15346, 26660, 30692, 38365, 76730, 153460, 237863, 329939, 475726, 659878, 951452, 1189315, 1319756, 1649695, 2378630, 3299390, 4757260, 6598780, 10228109, 20456218, 40912436, 51140545, 102281090, 204562180]

約数ペア:

[(1, 204562180), (2, 102281090), (4, 51140545), (5, 40912436), (10, 20456218), (20, 10228109), (31, 6598780), (43, 4757260), (62, 3299390), (86, 2378630), (124, 1649695), (155, 1319756), (172, 1189315), (215, 951452), (310, 659878), (430, 475726), (620, 329939), (860, 237863), (1333, 153460), (2666, 76730), (5332, 38365), (6665, 30692), (7673, 26660), (13330, 15346)]