1283804540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{91309}}^1$

素因数の和:91374

約数の個数: 48

約数和(自身を含む): 2914615200

約数和(自身を除く): 1630810660

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1406, 2812, 3515, 7030, 14060, 91309, 182618, 365236, 456545, 913090, 1734871, 1826180, 3378433, 3469742, 6756866, 6939484, 8674355, 13513732, 16892165, 17348710, 33784330, 34697420, 64190227, 67568660, 128380454, 256760908, 320951135, 641902270, 1283804540]

約数ペア:

[(1, 1283804540), (2, 641902270), (4, 320951135), (5, 256760908), (10, 128380454), (19, 67568660), (20, 64190227), (37, 34697420), (38, 33784330), (74, 17348710), (76, 16892165), (95, 13513732), (148, 8674355), (185, 6939484), (190, 6756866), (370, 3469742), (380, 3378433), (703, 1826180), (740, 1734871), (1406, 913090), (2812, 456545), (3515, 365236), (7030, 182618), (14060, 91309)]