2012900789620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{229}}^1\times {\mathrm{281549}}^1$

素因数の和:282017

約数の個数: 96

約数和(自身を含む): 4873833216000

約数和(自身を除く): 2860932426380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 229, 446, 458, 892, 916, 1115, 1145, 1561, 1603, 2230, 2290, 3122, 3206, 4460, 4580, 6244, 6412, 7805, 8015, 15610, 16030, 31220, 32060, 51067, 102134, 204268, 255335, 281549, 357469, 510670, 563098, 714938, 1021340, 1126196, 1407745, 1429876, 1787345, 1970843, 2815490, 3574690, 3941686, 5630980, 7149380, 7883372, 9854215, 19708430, 39416860, 62785427, 64474721, 125570854, 128949442, 251141708, 257898884, 313927135, 322373605, 439497989, 451323047, 627854270, 644747210, 878995978, 902646094, 1255708540, 1289494420, 1757991956, 1805292188, 2197489945, 2256615235, 4394979890, 4513230470, 8789959780, 9026460940, 14377862783, 28755725566, 57511451132, 71889313915, 100645039481, 143778627830, 201290078962, 287557255660, 402580157924, 503225197405, 1006450394810, 2012900789620]

約数ペア:

[(1, 2012900789620), (2, 1006450394810), (4, 503225197405), (5, 402580157924), (7, 287557255660), (10, 201290078962), (14, 143778627830), (20, 100645039481), (28, 71889313915), (35, 57511451132), (70, 28755725566), (140, 14377862783), (223, 9026460940), (229, 8789959780), (446, 4513230470), (458, 4394979890), (892, 2256615235), (916, 2197489945), (1115, 1805292188), (1145, 1757991956), (1561, 1289494420), (1603, 1255708540), (2230, 902646094), (2290, 878995978), (3122, 644747210), (3206, 627854270), (4460, 451323047), (4580, 439497989), (6244, 322373605), (6412, 313927135), (7805, 257898884), (8015, 251141708), (15610, 128949442), (16030, 125570854), (31220, 64474721), (32060, 62785427), (51067, 39416860), (102134, 19708430), (204268, 9854215), (255335, 7883372), (281549, 7149380), (357469, 5630980), (510670, 3941686), (563098, 3574690), (714938, 2815490), (1021340, 1970843), (1126196, 1787345), (1407745, 1429876)]