13303420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2693}}^1$

素因数の和:2734

約数の個数: 48

約数和(自身を含む): 31681440

約数和(自身を除く): 18378020

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 2693, 4940, 5386, 10772, 13465, 26930, 35009, 51167, 53860, 70018, 102334, 140036, 175045, 204668, 255835, 350090, 511670, 665171, 700180, 1023340, 1330342, 2660684, 3325855, 6651710, 13303420]

約数ペア:

[(1, 13303420), (2, 6651710), (4, 3325855), (5, 2660684), (10, 1330342), (13, 1023340), (19, 700180), (20, 665171), (26, 511670), (38, 350090), (52, 255835), (65, 204668), (76, 175045), (95, 140036), (130, 102334), (190, 70018), (247, 53860), (260, 51167), (380, 35009), (494, 26930), (988, 13465), (1235, 10772), (2470, 5386), (2693, 4940)]