2720758090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:484

約数の個数: 96

約数和(自身を含む): 5412427776

約数和(自身を除く): 2691669686

約数列:

[1, 2, 5, 10, 23, 31, 46, 47, 62, 94, 115, 155, 230, 235, 310, 353, 470, 529, 706, 713, 1058, 1081, 1426, 1457, 1765, 2162, 2645, 2914, 3530, 3565, 5290, 5405, 7130, 7285, 8119, 10810, 10943, 14570, 16238, 16399, 16591, 21886, 24863, 32798, 33182, 33511, 40595, 49726, 54715, 67022, 81190, 81995, 82955, 109430, 124315, 163990, 165910, 167555, 186737, 248630, 251689, 335110, 373474, 381593, 503378, 514321, 763186, 770753, 933685, 1028642, 1258445, 1541506, 1867370, 1907965, 2516890, 2571605, 3815930, 3853765, 5143210, 5788847, 7707530, 8776639, 11577694, 11829383, 17553278, 23658766, 28944235, 43883195, 57888470, 59146915, 87766390, 118293830, 272075809, 544151618, 1360379045, 2720758090]

約数ペア:

[(1, 2720758090), (2, 1360379045), (5, 544151618), (10, 272075809), (23, 118293830), (31, 87766390), (46, 59146915), (47, 57888470), (62, 43883195), (94, 28944235), (115, 23658766), (155, 17553278), (230, 11829383), (235, 11577694), (310, 8776639), (353, 7707530), (470, 5788847), (529, 5143210), (706, 3853765), (713, 3815930), (1058, 2571605), (1081, 2516890), (1426, 1907965), (1457, 1867370), (1765, 1541506), (2162, 1258445), (2645, 1028642), (2914, 933685), (3530, 770753), (3565, 763186), (5290, 514321), (5405, 503378), (7130, 381593), (7285, 373474), (8119, 335110), (10810, 251689), (10943, 248630), (14570, 186737), (16238, 167555), (16399, 165910), (16591, 163990), (21886, 124315), (24863, 109430), (32798, 82955), (33182, 81995), (33511, 81190), (40595, 67022), (49726, 54715)]