4950920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{9521}}^1$

素因数の和:9545

約数の個数: 32

約数和(自身を含む): 11997720

約数和(自身を除く): 7046800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 9521, 19042, 38084, 47605, 76168, 95210, 123773, 190420, 247546, 380840, 495092, 618865, 990184, 1237730, 2475460, 4950920]

約数ペア:

[(1, 4950920), (2, 2475460), (4, 1237730), (5, 990184), (8, 618865), (10, 495092), (13, 380840), (20, 247546), (26, 190420), (40, 123773), (52, 95210), (65, 76168), (104, 47605), (130, 38084), (260, 19042), (520, 9521)]