1560260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 3746736

約数和(自身を除く): 2186476

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 353, 442, 706, 884, 1105, 1412, 1765, 2210, 3530, 4420, 4589, 6001, 7060, 9178, 12002, 18356, 22945, 24004, 30005, 45890, 60010, 78013, 91780, 120020, 156026, 312052, 390065, 780130, 1560260]

約数ペア:

[(1, 1560260), (2, 780130), (4, 390065), (5, 312052), (10, 156026), (13, 120020), (17, 91780), (20, 78013), (26, 60010), (34, 45890), (52, 30005), (65, 24004), (68, 22945), (85, 18356), (130, 12002), (170, 9178), (221, 7060), (260, 6001), (340, 4589), (353, 4420), (442, 3530), (706, 2210), (884, 1765), (1105, 1412)]