30381260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16693}}^1$

素因数の和:16722

約数の個数: 48

約数和(自身を含む): 78528576

約数和(自身を除く): 48147316

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16693, 33386, 66772, 83465, 116851, 166930, 217009, 233702, 333860, 434018, 467404, 584255, 868036, 1085045, 1168510, 1519063, 2170090, 2337020, 3038126, 4340180, 6076252, 7595315, 15190630, 30381260]

約数ペア:

[(1, 30381260), (2, 15190630), (4, 7595315), (5, 6076252), (7, 4340180), (10, 3038126), (13, 2337020), (14, 2170090), (20, 1519063), (26, 1168510), (28, 1085045), (35, 868036), (52, 584255), (65, 467404), (70, 434018), (91, 333860), (130, 233702), (140, 217009), (182, 166930), (260, 116851), (364, 83465), (455, 66772), (910, 33386), (1820, 16693)]